Alright, let's work through 5310 times 7423 step by step
5310 × 7423 = 7423 × (5310)
+ 7423 × 0 producing 0
+ 7423 × 10 that is equal 74230
+ 7423 × 300 that is equal 2226900
+ 7423 × 5000 what gives us 37115000

= 39416130
