Finding the Fourth Proportional to 12,329.52, 17,010.54 and 7,551.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,329.52 : 17,010.54 = 7,551.72 : x
2. Step 2: Convert to fraction form
   12,329.52/17,010.54 = 7,551.72/x
3. Step 3: Cross multiply
   12,329.52x = 17,010.54 × 7,551.72
4. Step 4: Simplify right side
   12,329.52x = 128,458,835.13
5. Step 5: Solve for x
   x = 128,458,835.13/12,329.52
6. Step 6: Final answer
   x = 10,418.80