Finding the Fourth Proportional to 22,423.51, 30,932.57 and 13,342.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,423.51 : 30,932.57 = 13,342.42 : x
2. Step 2: Convert to fraction form
   22,423.51/30,932.57 = 13,342.42/x
3. Step 3: Cross multiply
   22,423.51x = 30,932.57 × 13,342.42
4. Step 4: Simplify right side
   22,423.51x = 412,715,337.59
5. Step 5: Solve for x
   x = 412,715,337.59/22,423.51
6. Step 6: Final answer
   x = 18,405.48