Alright, let's work through 2303 times 1990 step by step
2303 × 1990 = 1990 × (2303)
+ 1990 × 3 what gives us 5970
+ 1990 × 00 that results in 0
+ 1990 × 300 that results in 597000
+ 1990 × 2000 giving us 3980000

= 4582970
