Finding the Fourth Proportional to 11,042.82, 16,578.81 and 8,593.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,042.82 : 16,578.81 = 8,593.38 : x
2. Step 2: Convert to fraction form
   11,042.82/16,578.81 = 8,593.38/x
3. Step 3: Cross multiply
   11,042.82x = 16,578.81 × 8,593.38
4. Step 4: Simplify right side
   11,042.82x = 142,468,014.28
5. Step 5: Solve for x
   x = 142,468,014.28/11,042.82
6. Step 6: Final answer
   x = 12,901.42