Finding the Fourth Proportional to 3,766.91, 5,198.33 and 2,088.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,766.91 : 5,198.33 = 2,088.31 : x
2. Step 2: Convert to fraction form
   3,766.91/5,198.33 = 2,088.31/x
3. Step 3: Cross multiply
   3,766.91x = 5,198.33 × 2,088.31
4. Step 4: Simplify right side
   3,766.91x = 10,855,724.52
5. Step 5: Solve for x
   x = 10,855,724.52/3,766.91
6. Step 6: Final answer
   x = 2,881.86