Finding the Fourth Proportional to 12,752.85, 17,598.71 and 7,087.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,752.85 : 17,598.71 = 7,087.50 : x
2. Step 2: Convert to fraction form
   12,752.85/17,598.71 = 7,087.50/x
3. Step 3: Cross multiply
   12,752.85x = 17,598.71 × 7,087.50
4. Step 4: Simplify right side
   12,752.85x = 124,730,857.13
5. Step 5: Solve for x
   x = 124,730,857.13/12,752.85
6. Step 6: Final answer
   x = 9,780.63