Alright, let's work through 9931 times 3450 step by step
9931 × 3450 = 3450 × (9931)
+ 3450 × 1 what gives us 3450
+ 3450 × 30 resulting in 103500
+ 3450 × 900 what gives us 3105000
+ 3450 × 9000 resulting in 31050000

= 34261950
