Finding the Fourth Proportional to 10,208.50, 14,087.61 and 5,732.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,208.50 : 14,087.61 = 5,732.15 : x
2. Step 2: Convert to fraction form
   10,208.50/14,087.61 = 5,732.15/x
3. Step 3: Cross multiply
   10,208.50x = 14,087.61 × 5,732.15
4. Step 4: Simplify right side
   10,208.50x = 80,752,223.22
5. Step 5: Solve for x
   x = 80,752,223.22/10,208.50
6. Step 6: Final answer
   x = 7,910.29