We're going to solve 7854 multiplied by 1551
7854 × 1551 = 1551 × (7854)
+ 1551 × 4 yielding 6204
+ 1551 × 50 giving us 77550
+ 1551 × 800 resulting in 1240800
+ 1551 × 7000 what gives us 10857000

= 12181554
