Finding the Fourth Proportional to 22,736.12, 31,375.01 and 13,304.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,736.12 : 31,375.01 = 13,304.48 : x
2. Step 2: Convert to fraction form
   22,736.12/31,375.01 = 13,304.48/x
3. Step 3: Cross multiply
   22,736.12x = 31,375.01 × 13,304.48
4. Step 4: Simplify right side
   22,736.12x = 417,428,069.43
5. Step 5: Solve for x
   x = 417,428,069.43/22,736.12
6. Step 6: Final answer
   x = 18,359.69