Finding the Fourth Proportional to 2,352.31, 3,527.38 and 708.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,352.31 : 3,527.38 = 708.55 : x
2. Step 2: Convert to fraction form
   2,352.31/3,527.38 = 708.55/x
3. Step 3: Cross multiply
   2,352.31x = 3,527.38 × 708.55
4. Step 4: Simplify right side
   2,352.31x = 2,499,317.17
5. Step 5: Solve for x
   x = 2,499,317.17/2,352.31
6. Step 6: Final answer
   x = 1,062.50