Finding the Fourth Proportional to 33,057.75, 49,594.10 and 10,871.31

Step by Step Solution

1. Step 1: Write the proportion equation
   33,057.75 : 49,594.10 = 10,871.31 : x
2. Step 2: Convert to fraction form
   33,057.75/49,594.10 = 10,871.31/x
3. Step 3: Cross multiply
   33,057.75x = 49,594.10 × 10,871.31
4. Step 4: Simplify right side
   33,057.75x = 539,152,997.47
5. Step 5: Solve for x
   x = 539,152,997.47/33,057.75
6. Step 6: Final answer
   x = 16,309.43