Finding the Fourth Proportional to 6,078.33, 9,105.59 and 5,417.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,078.33 : 9,105.59 = 5,417.15 : x
2. Step 2: Convert to fraction form
   6,078.33/9,105.59 = 5,417.15/x
3. Step 3: Cross multiply
   6,078.33x = 9,105.59 × 5,417.15
4. Step 4: Simplify right side
   6,078.33x = 49,326,314.88
5. Step 5: Solve for x
   x = 49,326,314.88/6,078.33
6. Step 6: Final answer
   x = 8,115.11