Finding the Fourth Proportional to 33,416.27, 50,123.93 and 8,456.15

Step by Step Solution

1. Step 1: Write the proportion equation
   33,416.27 : 50,123.93 = 8,456.15 : x
2. Step 2: Convert to fraction form
   33,416.27/50,123.93 = 8,456.15/x
3. Step 3: Cross multiply
   33,416.27x = 50,123.93 × 8,456.15
4. Step 4: Simplify right side
   33,416.27x = 423,855,470.67
5. Step 5: Solve for x
   x = 423,855,470.67/33,416.27
6. Step 6: Final answer
   x = 12,684.10