No problem, we've got 1878 and 4070 to multiply
1878 × 4070 = 4070 × (1878)
+ 4070 × 8 resulting in 32560
+ 4070 × 70 producing 284900
+ 4070 × 800 that equals 3256000
+ 4070 × 1000 what gives us 4070000

= 7643460
