Finding the Fourth Proportional to 12,553.08, 17,315.72 and 8,304.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,553.08 : 17,315.72 = 8,304.24 : x
2. Step 2: Convert to fraction form
   12,553.08/17,315.72 = 8,304.24/x
3. Step 3: Cross multiply
   12,553.08x = 17,315.72 × 8,304.24
4. Step 4: Simplify right side
   12,553.08x = 143,793,894.65
5. Step 5: Solve for x
   x = 143,793,894.65/12,553.08
6. Step 6: Final answer
   x = 11,454.87