Finding the Fourth Proportional to 33,072.13, 49,636.55 and 13,364.83

Step by Step Solution

1. Step 1: Write the proportion equation
   33,072.13 : 49,636.55 = 13,364.83 : x
2. Step 2: Convert to fraction form
   33,072.13/49,636.55 = 13,364.83/x
3. Step 3: Cross multiply
   33,072.13x = 49,636.55 × 13,364.83
4. Step 4: Simplify right side
   33,072.13x = 663,384,052.54
5. Step 5: Solve for x
   x = 663,384,052.54/33,072.13
6. Step 6: Final answer
   x = 20,058.70