Finding the Fourth Proportional to 33,109.85, 49,663.46 and 8,148.69

Step by Step Solution

1. Step 1: Write the proportion equation
   33,109.85 : 49,663.46 = 8,148.69 : x
2. Step 2: Convert to fraction form
   33,109.85/49,663.46 = 8,148.69/x
3. Step 3: Cross multiply
   33,109.85x = 49,663.46 × 8,148.69
4. Step 4: Simplify right side
   33,109.85x = 404,692,160.24
5. Step 5: Solve for x
   x = 404,692,160.24/33,109.85
6. Step 6: Final answer
   x = 12,222.71