Alright, let's work through 7149 times 5712 step by step
7149 × 5712 = 5712 × (7149)
+ 5712 × 9 what gives us 51408
+ 5712 × 40 yielding 228480
+ 5712 × 100 producing 571200
+ 5712 × 7000 that equals 39984000

= 40835088
