Finding the Fourth Proportional to 11,029.37, 16,545.89 and 5,112.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,029.37 : 16,545.89 = 5,112.18 : x
2. Step 2: Convert to fraction form
   11,029.37/16,545.89 = 5,112.18/x
3. Step 3: Cross multiply
   11,029.37x = 16,545.89 × 5,112.18
4. Step 4: Simplify right side
   11,029.37x = 84,585,542.38
5. Step 5: Solve for x
   x = 84,585,542.38/11,029.37
6. Step 6: Final answer
   x = 7,669.12