Alright, let's work through 1338 times 3558 step by step
1338 × 3558 = 3558 × (1338)
+ 3558 × 8 what gives us 28464
+ 3558 × 30 that equals 106740
+ 3558 × 300 that is equal 1067400
+ 3558 × 1000 resulting in 3558000

= 4760604
