We're going to solve 4102 multiplied by 2158
4102 × 2158 = 2158 × (4102)
+ 2158 × 2 yielding 4316
+ 2158 × 00 resulting in 0
+ 2158 × 100 what gives us 215800
+ 2158 × 4000 yielding 8632000

= 8852116
