Finding the Fourth Proportional to 1,806.87, 2,494.71 and 1,682.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,806.87 : 2,494.71 = 1,682.85 : x
2. Step 2: Convert to fraction form
   1,806.87/2,494.71 = 1,682.85/x
3. Step 3: Cross multiply
   1,806.87x = 2,494.71 × 1,682.85
4. Step 4: Simplify right side
   1,806.87x = 4,198,222.72
5. Step 5: Solve for x
   x = 4,198,222.72/1,806.87
6. Step 6: Final answer
   x = 2,323.48