Finding the Fourth Proportional to 23,717.91, 32,728.76 and 13,107.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,717.91 : 32,728.76 = 13,107.52 : x
2. Step 2: Convert to fraction form
   23,717.91/32,728.76 = 13,107.52/x
3. Step 3: Cross multiply
   23,717.91x = 32,728.76 × 13,107.52
4. Step 4: Simplify right side
   23,717.91x = 428,992,900.80
5. Step 5: Solve for x
   x = 428,992,900.80/23,717.91
6. Step 6: Final answer
   x = 18,087.29