Finding the Fourth Proportional to 2,402.52, 3,315.80 and 1,408.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.52 : 3,315.80 = 1,408.04 : x
2. Step 2: Convert to fraction form
   2,402.52/3,315.80 = 1,408.04/x
3. Step 3: Cross multiply
   2,402.52x = 3,315.80 × 1,408.04
4. Step 4: Simplify right side
   2,402.52x = 4,668,779.03
5. Step 5: Solve for x
   x = 4,668,779.03/2,402.52
6. Step 6: Final answer
   x = 1,943.28