Finding the Fourth Proportional to 5,855.91, 8,086.58 and 3,763.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,855.91 : 8,086.58 = 3,763.71 : x
2. Step 2: Convert to fraction form
   5,855.91/8,086.58 = 3,763.71/x
3. Step 3: Cross multiply
   5,855.91x = 8,086.58 × 3,763.71
4. Step 4: Simplify right side
   5,855.91x = 30,435,523.19
5. Step 5: Solve for x
   x = 30,435,523.19/5,855.91
6. Step 6: Final answer
   x = 5,197.40