Alright, let's work through 3749 times 3452 step by step
3749 × 3452 = 3452 × (3749)
+ 3452 × 9 yielding 31068
+ 3452 × 40 which equals 138080
+ 3452 × 700 that equals 2416400
+ 3452 × 3000 that results in 10356000

= 12941548
