We're going to solve 3870 multiplied by 2229
3870 × 2229 = 2229 × (3870)
+ 2229 × 0 resulting in 0
+ 2229 × 70 that results in 156030
+ 2229 × 800 yielding 1783200
+ 2229 × 3000 resulting in 6687000

= 8626230
