Finding the Fourth Proportional to 33,049.49, 49,563.70 and 10,857.71

Step by Step Solution

1. Step 1: Write the proportion equation
   33,049.49 : 49,563.70 = 10,857.71 : x
2. Step 2: Convert to fraction form
   33,049.49/49,563.70 = 10,857.71/x
3. Step 3: Cross multiply
   33,049.49x = 49,563.70 × 10,857.71
4. Step 4: Simplify right side
   33,049.49x = 538,148,377.89
5. Step 5: Solve for x
   x = 538,148,377.89/33,049.49
6. Step 6: Final answer
   x = 16,283.11