Alright, let's work through 1366 times 3960 step by step
1366 × 3960 = 3960 × (1366)
+ 3960 × 6 that equals 23760
+ 3960 × 60 resulting in 237600
+ 3960 × 300 that equals 1188000
+ 3960 × 1000 that results in 3960000

= 5409360
