Finding the Fourth Proportional to 17,789.72, 24,549.54 and 9,831.80

Step by Step Solution

1. Step 1: Write the proportion equation
   17,789.72 : 24,549.54 = 9,831.80 : x
2. Step 2: Convert to fraction form
   17,789.72/24,549.54 = 9,831.80/x
3. Step 3: Cross multiply
   17,789.72x = 24,549.54 × 9,831.80
4. Step 4: Simplify right side
   17,789.72x = 241,366,167.37
5. Step 5: Solve for x
   x = 241,366,167.37/17,789.72
6. Step 6: Final answer
   x = 13,567.73