Finding the Fourth Proportional to 33,050.95, 49,559.42 and 13,324.21

Step by Step Solution

1. Step 1: Write the proportion equation
   33,050.95 : 49,559.42 = 13,324.21 : x
2. Step 2: Convert to fraction form
   33,050.95/49,559.42 = 13,324.21/x
3. Step 3: Cross multiply
   33,050.95x = 49,559.42 × 13,324.21
4. Step 4: Simplify right side
   33,050.95x = 660,340,114.89
5. Step 5: Solve for x
   x = 660,340,114.89/33,050.95
6. Step 6: Final answer
   x = 19,979.46