Alright, let's work through 7521 times 8571 step by step
7521 × 8571 = 8571 × (7521)
+ 8571 × 1 resulting in 8571
+ 8571 × 20 that is equal 171420
+ 8571 × 500 that results in 4285500
+ 8571 × 7000 producing 59997000

= 64462491
