Alright, let's work through 8471 times 7521 step by step
8471 × 7521 = 7521 × (8471)
+ 7521 × 1 what gives us 7521
+ 7521 × 70 giving us 526470
+ 7521 × 400 giving us 3008400
+ 7521 × 8000 producing 60168000

= 63710391
