Alright, let's work through 7631 times 6442 step by step
7631 × 6442 = 6442 × (7631)
+ 6442 × 1 that is equal 6442
+ 6442 × 30 yielding 193260
+ 6442 × 600 what gives us 3865200
+ 6442 × 7000 which equals 45094000

= 49158902
