Finding the Fourth Proportional to 22,369.02, 30,868.45 and 13,411.23

Step by Step Solution

1. Step 1: Write the proportion equation
   22,369.02 : 30,868.45 = 13,411.23 : x
2. Step 2: Convert to fraction form
   22,369.02/30,868.45 = 13,411.23/x
3. Step 3: Cross multiply
   22,369.02x = 30,868.45 × 13,411.23
4. Step 4: Simplify right side
   22,369.02x = 413,983,882.69
5. Step 5: Solve for x
   x = 413,983,882.69/22,369.02
6. Step 6: Final answer
   x = 18,507.02