Finding the Fourth Proportional to 33,121.50, 49,684.56 and 10,950.48

Step by Step Solution

1. Step 1: Write the proportion equation
   33,121.50 : 49,684.56 = 10,950.48 : x
2. Step 2: Convert to fraction form
   33,121.50/49,684.56 = 10,950.48/x
3. Step 3: Cross multiply
   33,121.50x = 49,684.56 × 10,950.48
4. Step 4: Simplify right side
   33,121.50x = 544,069,739.52
5. Step 5: Solve for x
   x = 544,069,739.52/33,121.50
6. Step 6: Final answer
   x = 16,426.48