Alright, let's work through 4982 times 3905 step by step
4982 × 3905 = 3905 × (4982)
+ 3905 × 2 yielding 7810
+ 3905 × 80 that is equal 312400
+ 3905 × 900 producing 3514500
+ 3905 × 4000 producing 15620000

= 19454710
