Alright, let's work through 4920 times 8339 step by step
4920 × 8339 = 8339 × (4920)
+ 8339 × 0 that is equal 0
+ 8339 × 20 resulting in 166780
+ 8339 × 900 producing 7505100
+ 8339 × 4000 giving us 33356000

= 41027880
