Finding the Fourth Proportional to 22,614.30, 31,214.16 and 13,662.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,614.30 : 31,214.16 = 13,662.38 : x
2. Step 2: Convert to fraction form
   22,614.30/31,214.16 = 13,662.38/x
3. Step 3: Cross multiply
   22,614.30x = 31,214.16 × 13,662.38
4. Step 4: Simplify right side
   22,614.30x = 426,459,715.30
5. Step 5: Solve for x
   x = 426,459,715.30/22,614.30
6. Step 6: Final answer
   x = 18,857.97