Alright, let's work through 6999 times 7331 step by step
6999 × 7331 = 7331 × (6999)
+ 7331 × 9 giving us 65979
+ 7331 × 90 resulting in 659790
+ 7331 × 900 producing 6597900
+ 7331 × 6000 giving us 43986000

= 51309669
