Finding the Fourth Proportional to 5,859.20, 8,086.59 and 3,735.65

Step by Step Solution

1. Step 1: Write the proportion equation
   5,859.20 : 8,086.59 = 3,735.65 : x
2. Step 2: Convert to fraction form
   5,859.20/8,086.59 = 3,735.65/x
3. Step 3: Cross multiply
   5,859.20x = 8,086.59 × 3,735.65
4. Step 4: Simplify right side
   5,859.20x = 30,208,629.50
5. Step 5: Solve for x
   x = 30,208,629.50/5,859.20
6. Step 6: Final answer
   x = 5,155.76