Finding the Fourth Proportional to 33,115.82, 49,673.76 and 8,156.38

Step by Step Solution

1. Step 1: Write the proportion equation
   33,115.82 : 49,673.76 = 8,156.38 : x
2. Step 2: Convert to fraction form
   33,115.82/49,673.76 = 8,156.38/x
3. Step 3: Cross multiply
   33,115.82x = 49,673.76 × 8,156.38
4. Step 4: Simplify right side
   33,115.82x = 405,158,000.96
5. Step 5: Solve for x
   x = 405,158,000.96/33,115.82
6. Step 6: Final answer
   x = 12,234.58