We're going to solve 4872 multiplied by 4288
4872 × 4288 = 4288 × (4872)
+ 4288 × 2 that is equal 8576
+ 4288 × 70 what gives us 300160
+ 4288 × 800 producing 3430400
+ 4288 × 4000 yielding 17152000

= 20891136
