Finding the Fourth Proportional to 33,111.24, 49,665.73 and 14,391.28

Step by Step Solution

1. Step 1: Write the proportion equation
   33,111.24 : 49,665.73 = 14,391.28 : x
2. Step 2: Convert to fraction form
   33,111.24/49,665.73 = 14,391.28/x
3. Step 3: Cross multiply
   33,111.24x = 49,665.73 × 14,391.28
4. Step 4: Simplify right side
   33,111.24x = 714,753,426.83
5. Step 5: Solve for x
   x = 714,753,426.83/33,111.24
6. Step 6: Final answer
   x = 21,586.43