Alright, let's work through 7815 times 6955 step by step
7815 × 6955 = 6955 × (7815)
+ 6955 × 5 producing 34775
+ 6955 × 10 giving us 69550
+ 6955 × 800 yielding 5564000
+ 6955 × 7000 yielding 48685000

= 54353325
