Finding the Fourth Proportional to 6,022.55, 8,312.42 and 3,665.45

Step by Step Solution

1. Step 1: Write the proportion equation
   6,022.55 : 8,312.42 = 3,665.45 : x
2. Step 2: Convert to fraction form
   6,022.55/8,312.42 = 3,665.45/x
3. Step 3: Cross multiply
   6,022.55x = 8,312.42 × 3,665.45
4. Step 4: Simplify right side
   6,022.55x = 30,468,759.89
5. Step 5: Solve for x
   x = 30,468,759.89/6,022.55
6. Step 6: Final answer
   x = 5,059.11