Finding the Fourth Proportional to 33,866.09, 50,830.31 and 17,238

Step by Step Solution

1. Step 1: Write the proportion equation
   33,866.09 : 50,830.31 = 17,238 : x
2. Step 2: Convert to fraction form
   33,866.09/50,830.31 = 17,238/x
3. Step 3: Cross multiply
   33,866.09x = 50,830.31 × 17,238
4. Step 4: Simplify right side
   33,866.09x = 876,212,883.78
5. Step 5: Solve for x
   x = 876,212,883.78/33,866.09
6. Step 6: Final answer
   x = 25,872.87