Finding the Fourth Proportional to 5,860.00, 8,086.80 and 3,207.57

Step by Step Solution

1. Step 1: Write the proportion equation
   5,860.00 : 8,086.80 = 3,207.57 : x
2. Step 2: Convert to fraction form
   5,860.00/8,086.80 = 3,207.57/x
3. Step 3: Cross multiply
   5,860.00x = 8,086.80 × 3,207.57
4. Step 4: Simplify right side
   5,860.00x = 25,939,004.27
5. Step 5: Solve for x
   x = 25,939,004.27/5,860.00
6. Step 6: Final answer
   x = 4,426.45