Alright, let's work through 3588 times 1857 step by step
3588 × 1857 = 1857 × (3588)
+ 1857 × 8 that equals 14856
+ 1857 × 80 which equals 148560
+ 1857 × 500 which equals 928500
+ 1857 × 3000 giving us 5571000

= 6662916
