Finding the Fourth Proportional to 23,091.52, 31,866.29 and 12,481.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,091.52 : 31,866.29 = 12,481.15 : x
2. Step 2: Convert to fraction form
   23,091.52/31,866.29 = 12,481.15/x
3. Step 3: Cross multiply
   23,091.52x = 31,866.29 × 12,481.15
4. Step 4: Simplify right side
   23,091.52x = 397,727,945.43
5. Step 5: Solve for x
   x = 397,727,945.43/23,091.52
6. Step 6: Final answer
   x = 17,223.98