Finding the Fourth Proportional to 33,566.25, 50,356.71 and 12,789.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,566.25 : 50,356.71 = 12,789.75 : x
2. Step 2: Convert to fraction form
   33,566.25/50,356.71 = 12,789.75/x
3. Step 3: Cross multiply
   33,566.25x = 50,356.71 × 12,789.75
4. Step 4: Simplify right side
   33,566.25x = 644,049,731.72
5. Step 5: Solve for x
   x = 644,049,731.72/33,566.25
6. Step 6: Final answer
   x = 19,187.42