Finding the Fourth Proportional to 33,043.41, 49,574.83 and 13,311.81

Step by Step Solution

1. Step 1: Write the proportion equation
   33,043.41 : 49,574.83 = 13,311.81 : x
2. Step 2: Convert to fraction form
   33,043.41/49,574.83 = 13,311.81/x
3. Step 3: Cross multiply
   33,043.41x = 49,574.83 × 13,311.81
4. Step 4: Simplify right side
   33,043.41x = 659,930,436.59
5. Step 5: Solve for x
   x = 659,930,436.59/33,043.41
6. Step 6: Final answer
   x = 19,971.62