Finding the Fourth Proportional to 9,831.69, 13,554.47 and 9,525.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,831.69 : 13,554.47 = 9,525.93 : x
2. Step 2: Convert to fraction form
   9,831.69/13,554.47 = 9,525.93/x
3. Step 3: Cross multiply
   9,831.69x = 13,554.47 × 9,525.93
4. Step 4: Simplify right side
   9,831.69x = 129,118,884.78
5. Step 5: Solve for x
   x = 129,118,884.78/9,831.69
6. Step 6: Final answer
   x = 13,132.93