Finding the Fourth Proportional to 33,515.56, 50,227.98 and 12,727.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,515.56 : 50,227.98 = 12,727.72 : x
2. Step 2: Convert to fraction form
   33,515.56/50,227.98 = 12,727.72/x
3. Step 3: Cross multiply
   33,515.56x = 50,227.98 × 12,727.72
4. Step 4: Simplify right side
   33,515.56x = 639,287,665.61
5. Step 5: Solve for x
   x = 639,287,665.61/33,515.56
6. Step 6: Final answer
   x = 19,074.35