Finding the Fourth Proportional to 23,091.86, 31,866.80 and 12,481.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,091.86 : 31,866.80 = 12,481.52 : x
2. Step 2: Convert to fraction form
   23,091.86/31,866.80 = 12,481.52/x
3. Step 3: Cross multiply
   23,091.86x = 31,866.80 × 12,481.52
4. Step 4: Simplify right side
   23,091.86x = 397,745,879.79
5. Step 5: Solve for x
   x = 397,745,879.79/23,091.86
6. Step 6: Final answer
   x = 17,224.50