Finding the Fourth Proportional to 33,423.72, 50,141.90 and 13,434.76

Step by Step Solution

1. Step 1: Write the proportion equation
   33,423.72 : 50,141.90 = 13,434.76 : x
2. Step 2: Convert to fraction form
   33,423.72/50,141.90 = 13,434.76/x
3. Step 3: Cross multiply
   33,423.72x = 50,141.90 × 13,434.76
4. Step 4: Simplify right side
   33,423.72x = 673,644,392.44
5. Step 5: Solve for x
   x = 673,644,392.44/33,423.72
6. Step 6: Final answer
   x = 20,154.68