Finding the Fourth Proportional to 22,724.47, 34,063 and 13,356.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,724.47 : 34,063 = 13,356.82 : x
2. Step 2: Convert to fraction form
   22,724.47/34,063 = 13,356.82/x
3. Step 3: Cross multiply
   22,724.47x = 34,063 × 13,356.82
4. Step 4: Simplify right side
   22,724.47x = 454,973,359.66
5. Step 5: Solve for x
   x = 454,973,359.66/22,724.47
6. Step 6: Final answer
   x = 20,021.30