Alright, let's work through 2580 times 4337 step by step
2580 × 4337 = 4337 × (2580)
+ 4337 × 0 resulting in 0
+ 4337 × 80 resulting in 346960
+ 4337 × 500 what gives us 2168500
+ 4337 × 2000 producing 8674000

= 11189460
