Finding the Fourth Proportional to 3,794.71, 5,233.98 and 3,086.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,794.71 : 5,233.98 = 3,086.57 : x
2. Step 2: Convert to fraction form
   3,794.71/5,233.98 = 3,086.57/x
3. Step 3: Cross multiply
   3,794.71x = 5,233.98 × 3,086.57
4. Step 4: Simplify right side
   3,794.71x = 16,155,045.65
5. Step 5: Solve for x
   x = 16,155,045.65/3,794.71
6. Step 6: Final answer
   x = 4,257.25