Alright, let's work through 5170 times 1685 step by step
5170 × 1685 = 1685 × (5170)
+ 1685 × 0 what gives us 0
+ 1685 × 70 resulting in 117950
+ 1685 × 100 what gives us 168500
+ 1685 × 5000 producing 8425000

= 8711450
