Finding the Fourth Proportional to 8,308.89, 11,467.49 and 5,475.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,308.89 : 11,467.49 = 5,475.83 : x
2. Step 2: Convert to fraction form
   8,308.89/11,467.49 = 5,475.83/x
3. Step 3: Cross multiply
   8,308.89x = 11,467.49 × 5,475.83
4. Step 4: Simplify right side
   8,308.89x = 62,794,025.77
5. Step 5: Solve for x
   x = 62,794,025.77/8,308.89
6. Step 6: Final answer
   x = 7,557.45