OK, let's work through this together. We're starting with 599 and we're going to multiply it by 174, which means we add 599 to itself 174 times.
Step 1: 0 + 599 = 599
Step 2: 599 + 599 = 1198
Step 3: 1198 + 599 = 1797
Step 4: 1797 + 599 = 2396
Step 5: 2396 + 599 = 2995
Step 6: 2995 + 599 = 3594
Step 7: 3594 + 599 = 4193
Step 8: 4193 + 599 = 4792
Step 9: 4792 + 599 = 5391
Step 10: 5391 + 599 = 5990
Step 11: 5990 + 599 = 6589
Step 12: 6589 + 599 = 7188
Step 13: 7188 + 599 = 7787
Step 14: 7787 + 599 = 8386
Step 15: 8386 + 599 = 8985
Step 16: 8985 + 599 = 9584
Step 17: 9584 + 599 = 10183
Step 18: 10183 + 599 = 10782
Step 19: 10782 + 599 = 11381
Step 20: 11381 + 599 = 11980
Step 21: 11980 + 599 = 12579
Step 22: 12579 + 599 = 13178
Step 23: 13178 + 599 = 13777
Step 24: 13777 + 599 = 14376
Step 25: 14376 + 599 = 14975
Step 26: 14975 + 599 = 15574
Step 27: 15574 + 599 = 16173
Step 28: 16173 + 599 = 16772
Step 29: 16772 + 599 = 17371
Step 30: 17371 + 599 = 17970
Step 31: 17970 + 599 = 18569
Step 32: 18569 + 599 = 19168
Step 33: 19168 + 599 = 19767
Step 34: 19767 + 599 = 20366
Step 35: 20366 + 599 = 20965
Step 36: 20965 + 599 = 21564
Step 37: 21564 + 599 = 22163
Step 38: 22163 + 599 = 22762
Step 39: 22762 + 599 = 23361
Step 40: 23361 + 599 = 23960
Step 41: 23960 + 599 = 24559
Step 42: 24559 + 599 = 25158
Step 43: 25158 + 599 = 25757
Step 44: 25757 + 599 = 26356
Step 45: 26356 + 599 = 26955
Step 46: 26955 + 599 = 27554
Step 47: 27554 + 599 = 28153
Step 48: 28153 + 599 = 28752
Step 49: 28752 + 599 = 29351
Step 50: 29351 + 599 = 29950
Step 51: 29950 + 599 = 30549
Step 52: 30549 + 599 = 31148
Step 53: 31148 + 599 = 31747
Step 54: 31747 + 599 = 32346
Step 55: 32346 + 599 = 32945
Step 56: 32945 + 599 = 33544
Step 57: 33544 + 599 = 34143
Step 58: 34143 + 599 = 34742
Step 59: 34742 + 599 = 35341
Step 60: 35341 + 599 = 35940
Step 61: 35940 + 599 = 36539
Step 62: 36539 + 599 = 37138
Step 63: 37138 + 599 = 37737
Step 64: 37737 + 599 = 38336
Step 65: 38336 + 599 = 38935
Step 66: 38935 + 599 = 39534
Step 67: 39534 + 599 = 40133
Step 68: 40133 + 599 = 40732
Step 69: 40732 + 599 = 41331
Step 70: 41331 + 599 = 41930
Step 71: 41930 + 599 = 42529
Step 72: 42529 + 599 = 43128
Step 73: 43128 + 599 = 43727
Step 74: 43727 + 599 = 44326
Step 75: 44326 + 599 = 44925
Step 76: 44925 + 599 = 45524
Step 77: 45524 + 599 = 46123
Step 78: 46123 + 599 = 46722
Step 79: 46722 + 599 = 47321
Step 80: 47321 + 599 = 47920
Step 81: 47920 + 599 = 48519
Step 82: 48519 + 599 = 49118
Step 83: 49118 + 599 = 49717
Step 84: 49717 + 599 = 50316
Step 85: 50316 + 599 = 50915
Step 86: 50915 + 599 = 51514
Step 87: 51514 + 599 = 52113
Step 88: 52113 + 599 = 52712
Step 89: 52712 + 599 = 53311
Step 90: 53311 + 599 = 53910
Step 91: 53910 + 599 = 54509
Step 92: 54509 + 599 = 55108
Step 93: 55108 + 599 = 55707
Step 94: 55707 + 599 = 56306
Step 95: 56306 + 599 = 56905
Step 96: 56905 + 599 = 57504
Step 97: 57504 + 599 = 58103
Step 98: 58103 + 599 = 58702
Step 99: 58702 + 599 = 59301
Step 100: 59301 + 599 = 59900
Step 101: 59900 + 599 = 60499
Step 102: 60499 + 599 = 61098
Step 103: 61098 + 599 = 61697
Step 104: 61697 + 599 = 62296
Step 105: 62296 + 599 = 62895
Step 106: 62895 + 599 = 63494
Step 107: 63494 + 599 = 64093
Step 108: 64093 + 599 = 64692
Step 109: 64692 + 599 = 65291
Step 110: 65291 + 599 = 65890
Step 111: 65890 + 599 = 66489
Step 112: 66489 + 599 = 67088
Step 113: 67088 + 599 = 67687
Step 114: 67687 + 599 = 68286
Step 115: 68286 + 599 = 68885
Step 116: 68885 + 599 = 69484
Step 117: 69484 + 599 = 70083
Step 118: 70083 + 599 = 70682
Step 119: 70682 + 599 = 71281
Step 120: 71281 + 599 = 71880
Step 121: 71880 + 599 = 72479
Step 122: 72479 + 599 = 73078
Step 123: 73078 + 599 = 73677
Step 124: 73677 + 599 = 74276
Step 125: 74276 + 599 = 74875
Step 126: 74875 + 599 = 75474
Step 127: 75474 + 599 = 76073
Step 128: 76073 + 599 = 76672
Step 129: 76672 + 599 = 77271
Step 130: 77271 + 599 = 77870
Step 131: 77870 + 599 = 78469
Step 132: 78469 + 599 = 79068
Step 133: 79068 + 599 = 79667
Step 134: 79667 + 599 = 80266
Step 135: 80266 + 599 = 80865
Step 136: 80865 + 599 = 81464
Step 137: 81464 + 599 = 82063
Step 138: 82063 + 599 = 82662
Step 139: 82662 + 599 = 83261
Step 140: 83261 + 599 = 83860
Step 141: 83860 + 599 = 84459
Step 142: 84459 + 599 = 85058
Step 143: 85058 + 599 = 85657
Step 144: 85657 + 599 = 86256
Step 145: 86256 + 599 = 86855
Step 146: 86855 + 599 = 87454
Step 147: 87454 + 599 = 88053
Step 148: 88053 + 599 = 88652
Step 149: 88652 + 599 = 89251
Step 150: 89251 + 599 = 89850
Step 151: 89850 + 599 = 90449
Step 152: 90449 + 599 = 91048
Step 153: 91048 + 599 = 91647
Step 154: 91647 + 599 = 92246
Step 155: 92246 + 599 = 92845
Step 156: 92845 + 599 = 93444
Step 157: 93444 + 599 = 94043
Step 158: 94043 + 599 = 94642
Step 159: 94642 + 599 = 95241
Step 160: 95241 + 599 = 95840
Step 161: 95840 + 599 = 96439
Step 162: 96439 + 599 = 97038
Step 163: 97038 + 599 = 97637
Step 164: 97637 + 599 = 98236
Step 165: 98236 + 599 = 98835
Step 166: 98835 + 599 = 99434
Step 167: 99434 + 599 = 100033
Step 168: 100033 + 599 = 100632
Step 169: 100632 + 599 = 101231
Step 170: 101231 + 599 = 101830
Step 171: 101830 + 599 = 102429
Step 172: 102429 + 599 = 103028
Step 173: 103028 + 599 = 103627
Step 174: 103627 + 599 = 104226

So, 599*174 = 104226