Finding the Fourth Proportional to 3,850.52, 5,290.61 and 3,063.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,850.52 : 5,290.61 = 3,063.20 : x
2. Step 2: Convert to fraction form
   3,850.52/5,290.61 = 3,063.20/x
3. Step 3: Cross multiply
   3,850.52x = 5,290.61 × 3,063.20
4. Step 4: Simplify right side
   3,850.52x = 16,206,154.78
5. Step 5: Solve for x
   x = 16,206,154.78/3,850.52
6. Step 6: Final answer
   x = 4,208.83