Finding the Fourth Proportional to 11,123.15, 15,349.35 and 6,086.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,123.15 : 15,349.35 = 6,086.39 : x
2. Step 2: Convert to fraction form
   11,123.15/15,349.35 = 6,086.39/x
3. Step 3: Cross multiply
   11,123.15x = 15,349.35 × 6,086.39
4. Step 4: Simplify right side
   11,123.15x = 93,422,053.60
5. Step 5: Solve for x
   x = 93,422,053.60/11,123.15
6. Step 6: Final answer
   x = 8,398.89