Finding the Fourth Proportional to 22,399.38, 33,593.82 and 9,912.60

Step by Step Solution

1. Step 1: Write the proportion equation
   22,399.38 : 33,593.82 = 9,912.60 : x
2. Step 2: Convert to fraction form
   22,399.38/33,593.82 = 9,912.60/x
3. Step 3: Cross multiply
   22,399.38x = 33,593.82 × 9,912.60
4. Step 4: Simplify right side
   22,399.38x = 333,002,100.13
5. Step 5: Solve for x
   x = 333,002,100.13/22,399.38
6. Step 6: Final answer
   x = 14,866.58