Finding the Fourth Proportional to 5,752.70, 7,932.89 and 5,417.87

Step by Step Solution

1. Step 1: Write the proportion equation
   5,752.70 : 7,932.89 = 5,417.87 : x
2. Step 2: Convert to fraction form
   5,752.70/7,932.89 = 5,417.87/x
3. Step 3: Cross multiply
   5,752.70x = 7,932.89 × 5,417.87
4. Step 4: Simplify right side
   5,752.70x = 42,979,354.77
5. Step 5: Solve for x
   x = 42,979,354.77/5,752.70
6. Step 6: Final answer
   x = 7,471.16