Alright, let's work through 2310 times 9158 step by step
2310 × 9158 = 9158 × (2310)
+ 9158 × 0 that is equal 0
+ 9158 × 10 yielding 91580
+ 9158 × 300 producing 2747400
+ 9158 × 2000 resulting in 18316000

= 21154980
