Finding the Fourth Proportional to 12,829.52, 17,700.72 and 7,524.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,829.52 : 17,700.72 = 7,524.56 : x
2. Step 2: Convert to fraction form
   12,829.52/17,700.72 = 7,524.56/x
3. Step 3: Cross multiply
   12,829.52x = 17,700.72 × 7,524.56
4. Step 4: Simplify right side
   12,829.52x = 133,190,129.68
5. Step 5: Solve for x
   x = 133,190,129.68/12,829.52
6. Step 6: Final answer
   x = 10,381.54