Finding the Fourth Proportional to 33,150.84, 49,739.91 and 13,424.28

Step by Step Solution

1. Step 1: Write the proportion equation
   33,150.84 : 49,739.91 = 13,424.28 : x
2. Step 2: Convert to fraction form
   33,150.84/49,739.91 = 13,424.28/x
3. Step 3: Cross multiply
   33,150.84x = 49,739.91 × 13,424.28
4. Step 4: Simplify right side
   33,150.84x = 667,722,479.01
5. Step 5: Solve for x
   x = 667,722,479.01/33,150.84
6. Step 6: Final answer
   x = 20,141.95