Alright, let's work through 4521 times 1075 step by step
4521 × 1075 = 1075 × (4521)
+ 1075 × 1 that results in 1075
+ 1075 × 20 resulting in 21500
+ 1075 × 500 what gives us 537500
+ 1075 × 4000 yielding 4300000

= 4860075
