Alright, let's work through 2757 times 7724 step by step
2757 × 7724 = 7724 × (2757)
+ 7724 × 7 what gives us 54068
+ 7724 × 50 that is equal 386200
+ 7724 × 700 yielding 5406800
+ 7724 × 2000 which equals 15448000

= 21295068
