Alright, let's work through 7690 times 3688 step by step
7690 × 3688 = 3688 × (7690)
+ 3688 × 0 giving us 0
+ 3688 × 90 that is equal 331920
+ 3688 × 600 which equals 2212800
+ 3688 × 7000 giving us 25816000

= 28360720
