Alright, let's work through 4345 times 4881 step by step
4345 × 4881 = 4881 × (4345)
+ 4881 × 5 yielding 24405
+ 4881 × 40 producing 195240
+ 4881 × 300 which equals 1464300
+ 4881 × 4000 resulting in 19524000

= 21207945
