Finding the Fourth Proportional to 6,028.44, 8,320.72 and 3,639.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,028.44 : 8,320.72 = 3,639.12 : x
2. Step 2: Convert to fraction form
   6,028.44/8,320.72 = 3,639.12/x
3. Step 3: Cross multiply
   6,028.44x = 8,320.72 × 3,639.12
4. Step 4: Simplify right side
   6,028.44x = 30,280,098.57
5. Step 5: Solve for x
   x = 30,280,098.57/6,028.44
6. Step 6: Final answer
   x = 5,022.87