Finding the Fourth Proportional to 2,348.60, 3,240.83 and 1,404.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,348.60 : 3,240.83 = 1,404.20 : x
2. Step 2: Convert to fraction form
   2,348.60/3,240.83 = 1,404.20/x
3. Step 3: Cross multiply
   2,348.60x = 3,240.83 × 1,404.20
4. Step 4: Simplify right side
   2,348.60x = 4,550,757.28
5. Step 5: Solve for x
   x = 4,550,757.28/2,348.60
6. Step 6: Final answer
   x = 1,937.65