Alright, let's work through 8487 times 8435 step by step
8487 × 8435 = 8435 × (8487)
+ 8435 × 7 yielding 59045
+ 8435 × 80 producing 674800
+ 8435 × 400 yielding 3374000
+ 8435 × 8000 giving us 67480000

= 71587845
