Alright, let's work through 7808 times 3982 step by step
7808 × 3982 = 3982 × (7808)
+ 3982 × 8 producing 31856
+ 3982 × 00 that equals 0
+ 3982 × 800 that results in 3185600
+ 3982 × 7000 yielding 27874000

= 31091456
