Alright, let's work through 5923 times 1290 step by step
5923 × 1290 = 1290 × (5923)
+ 1290 × 3 producing 3870
+ 1290 × 20 which equals 25800
+ 1290 × 900 giving us 1161000
+ 1290 × 5000 resulting in 6450000

= 7640670
