We're going to solve 4521 multiplied by 8912
4521 × 8912 = 8912 × (4521)
+ 8912 × 1 that equals 8912
+ 8912 × 20 producing 178240
+ 8912 × 500 that equals 4456000
+ 8912 × 4000 yielding 35648000

= 40291152
