Alright, let's work through 3587 times 8057 step by step
3587 × 8057 = 8057 × (3587)
+ 8057 × 7 that equals 56399
+ 8057 × 80 resulting in 644560
+ 8057 × 500 that is equal 4028500
+ 8057 × 3000 producing 24171000

= 28900459
