Finding the Fourth Proportional to 6,665.38, 9,201.74 and 4,308.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,665.38 : 9,201.74 = 4,308.86 : x
2. Step 2: Convert to fraction form
   6,665.38/9,201.74 = 4,308.86/x
3. Step 3: Cross multiply
   6,665.38x = 9,201.74 × 4,308.86
4. Step 4: Simplify right side
   6,665.38x = 39,649,009.42
5. Step 5: Solve for x
   x = 39,649,009.42/6,665.38
6. Step 6: Final answer
   x = 5,948.50