Alright, let's work through 7543 times 3902 step by step
7543 × 3902 = 3902 × (7543)
+ 3902 × 3 that equals 11706
+ 3902 × 40 that equals 156080
+ 3902 × 500 yielding 1951000
+ 3902 × 7000 resulting in 27314000

= 29432786
