Alright, let's work through 1992 times 2320 step by step
1992 × 2320 = 2320 × (1992)
+ 2320 × 2 resulting in 4640
+ 2320 × 90 that equals 208800
+ 2320 × 900 giving us 2088000
+ 2320 × 1000 which equals 2320000

= 4621440
