Alright, let's work through 6438 times 7371 step by step
6438 × 7371 = 7371 × (6438)
+ 7371 × 8 that results in 58968
+ 7371 × 30 that is equal 221130
+ 7371 × 400 yielding 2948400
+ 7371 × 6000 which equals 44226000

= 47454498
