Alright, let's work through 6599 times 1388 step by step
6599 × 1388 = 1388 × (6599)
+ 1388 × 9 that equals 12492
+ 1388 × 90 giving us 124920
+ 1388 × 500 what gives us 694000
+ 1388 × 6000 what gives us 8328000

= 9159412
