Finding the Fourth Proportional to 2,087.25, 2,882.55 and 1,806.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087.25 : 2,882.55 = 1,806.13 : x
2. Step 2: Convert to fraction form
   2,087.25/2,882.55 = 1,806.13/x
3. Step 3: Cross multiply
   2,087.25x = 2,882.55 × 1,806.13
4. Step 4: Simplify right side
   2,087.25x = 5,206,260.03
5. Step 5: Solve for x
   x = 5,206,260.03/2,087.25
6. Step 6: Final answer
   x = 2,494.32