Finding the Fourth Proportional to 12,352.47, 17,048.83 and 9,658.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,352.47 : 17,048.83 = 9,658.37 : x
2. Step 2: Convert to fraction form
   12,352.47/17,048.83 = 9,658.37/x
3. Step 3: Cross multiply
   12,352.47x = 17,048.83 × 9,658.37
4. Step 4: Simplify right side
   12,352.47x = 164,663,798.82
5. Step 5: Solve for x
   x = 164,663,798.82/12,352.47
6. Step 6: Final answer
   x = 13,330.44