Finding the Fourth Proportional to 12,752.52, 17,590.98 and 8,981.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,752.52 : 17,590.98 = 8,981.16 : x
2. Step 2: Convert to fraction form
   12,752.52/17,590.98 = 8,981.16/x
3. Step 3: Cross multiply
   12,752.52x = 17,590.98 × 8,981.16
4. Step 4: Simplify right side
   12,752.52x = 157,987,405.94
5. Step 5: Solve for x
   x = 157,987,405.94/12,752.52
6. Step 6: Final answer
   x = 12,388.72