Alright, let's work through 4975 times 4340 step by step
4975 × 4340 = 4340 × (4975)
+ 4340 × 5 resulting in 21700
+ 4340 × 70 resulting in 303800
+ 4340 × 900 resulting in 3906000
+ 4340 × 4000 resulting in 17360000

= 21591500
