Alright, let's work through 3087 times 6534 step by step
3087 × 6534 = 6534 × (3087)
+ 6534 × 7 that equals 45738
+ 6534 × 80 yielding 522720
+ 6534 × 000 that is equal 0
+ 6534 × 3000 giving us 19602000

= 20170458
