Finding the Fourth Proportional to 11,128.05, 15,356.71 and 6,092.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,128.05 : 15,356.71 = 6,092.30 : x
2. Step 2: Convert to fraction form
   11,128.05/15,356.71 = 6,092.30/x
3. Step 3: Cross multiply
   11,128.05x = 15,356.71 × 6,092.30
4. Step 4: Simplify right side
   11,128.05x = 93,557,684.33
5. Step 5: Solve for x
   x = 93,557,684.33/11,128.05
6. Step 6: Final answer
   x = 8,407.37