Finding the Fourth Proportional to 3,866.32, 5,339.30 and 3,303.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,866.32 : 5,339.30 = 3,303.50 : x
2. Step 2: Convert to fraction form
   3,866.32/5,339.30 = 3,303.50/x
3. Step 3: Cross multiply
   3,866.32x = 5,339.30 × 3,303.50
4. Step 4: Simplify right side
   3,866.32x = 17,638,377.55
5. Step 5: Solve for x
   x = 17,638,377.55/3,866.32
6. Step 6: Final answer
   x = 4,562.06