Finding the Fourth Proportional to 6,200.24, 8,555.37 and 3,964.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,200.24 : 8,555.37 = 3,964.10 : x
2. Step 2: Convert to fraction form
   6,200.24/8,555.37 = 3,964.10/x
3. Step 3: Cross multiply
   6,200.24x = 8,555.37 × 3,964.10
4. Step 4: Simplify right side
   6,200.24x = 33,914,342.22
5. Step 5: Solve for x
   x = 33,914,342.22/6,200.24
6. Step 6: Final answer
   x = 5,469.84