Alright, let's work through 5715 times 1321 step by step
5715 × 1321 = 1321 × (5715)
+ 1321 × 5 that is equal 6605
+ 1321 × 10 yielding 13210
+ 1321 × 700 that is equal 924700
+ 1321 × 5000 that is equal 6605000

= 7549515
