No problem, we've got 3102 and 1236 to multiply
3102 × 1236 = 1236 × (3102)
+ 1236 × 2 that results in 2472
+ 1236 × 00 yielding 0
+ 1236 × 100 what gives us 123600
+ 1236 × 3000 that equals 3708000

= 3834072
