Alright, let's work through 9170 times 3130 step by step
9170 × 3130 = 3130 × (9170)
+ 3130 × 0 producing 0
+ 3130 × 70 which equals 219100
+ 3130 × 100 that is equal 313000
+ 3130 × 9000 what gives us 28170000

= 28702100
