Finding the Fourth Proportional to 33,340.50, 49,996.17 and 13,344.03

Step by Step Solution

1. Step 1: Write the proportion equation
   33,340.50 : 49,996.17 = 13,344.03 : x
2. Step 2: Convert to fraction form
   33,340.50/49,996.17 = 13,344.03/x
3. Step 3: Cross multiply
   33,340.50x = 49,996.17 × 13,344.03
4. Step 4: Simplify right side
   33,340.50x = 667,150,392.37
5. Step 5: Solve for x
   x = 667,150,392.37/33,340.50
6. Step 6: Final answer
   x = 20,010.21