Alright, let's work through 1170 times 6309 step by step
1170 × 6309 = 6309 × (1170)
+ 6309 × 0 that equals 0
+ 6309 × 70 giving us 441630
+ 6309 × 100 yielding 630900
+ 6309 × 1000 which equals 6309000

= 7381530
