Finding the Fourth Proportional to 6,359.39, 8,775.96 and 3,527.20

Step by Step Solution

1. Step 1: Write the proportion equation
   6,359.39 : 8,775.96 = 3,527.20 : x
2. Step 2: Convert to fraction form
   6,359.39/8,775.96 = 3,527.20/x
3. Step 3: Cross multiply
   6,359.39x = 8,775.96 × 3,527.20
4. Step 4: Simplify right side
   6,359.39x = 30,954,587.83
5. Step 5: Solve for x
   x = 30,954,587.83/6,359.39
6. Step 6: Final answer
   x = 4,867.54