Alright, let's work through 4032 times 5287 step by step
4032 × 5287 = 5287 × (4032)
+ 5287 × 2 that results in 10574
+ 5287 × 30 producing 158610
+ 5287 × 000 giving us 0
+ 5287 × 4000 yielding 21148000

= 21317184
