Finding the Fourth Proportional to 22,979.92, 31,727.49 and 15,036.22

Step by Step Solution

1. Step 1: Write the proportion equation
   22,979.92 : 31,727.49 = 15,036.22 : x
2. Step 2: Convert to fraction form
   22,979.92/31,727.49 = 15,036.22/x
3. Step 3: Cross multiply
   22,979.92x = 31,727.49 × 15,036.22
4. Step 4: Simplify right side
   22,979.92x = 477,061,519.69
5. Step 5: Solve for x
   x = 477,061,519.69/22,979.92
6. Step 6: Final answer
   x = 20,759.93