Alright, let's work through 7315 times 9879 step by step
7315 × 9879 = 9879 × (7315)
+ 9879 × 5 resulting in 49395
+ 9879 × 10 yielding 98790
+ 9879 × 300 which equals 2963700
+ 9879 × 7000 that equals 69153000

= 72264885
