Finding the Fourth Proportional to 6,022.18, 8,311.90 and 3,665.08

Step by Step Solution

1. Step 1: Write the proportion equation
   6,022.18 : 8,311.90 = 3,665.08 : x
2. Step 2: Convert to fraction form
   6,022.18/8,311.90 = 3,665.08/x
3. Step 3: Cross multiply
   6,022.18x = 8,311.90 × 3,665.08
4. Step 4: Simplify right side
   6,022.18x = 30,463,778.45
5. Step 5: Solve for x
   x = 30,463,778.45/6,022.18
6. Step 6: Final answer
   x = 5,058.60