Finding the Fourth Proportional to 7,725.87, 10,658.79 and 5,714.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,725.87 : 10,658.79 = 5,714.10 : x
2. Step 2: Convert to fraction form
   7,725.87/10,658.79 = 5,714.10/x
3. Step 3: Cross multiply
   7,725.87x = 10,658.79 × 5,714.10
4. Step 4: Simplify right side
   7,725.87x = 60,905,391.94
5. Step 5: Solve for x
   x = 60,905,391.94/7,725.87
6. Step 6: Final answer
   x = 7,883.31