Finding the Fourth Proportional to 1,610.97, 2,414.30 and 1,325.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,610.97 : 2,414.30 = 1,325.85 : x
2. Step 2: Convert to fraction form
   1,610.97/2,414.30 = 1,325.85/x
3. Step 3: Cross multiply
   1,610.97x = 2,414.30 × 1,325.85
4. Step 4: Simplify right side
   1,610.97x = 3,200,993.03
5. Step 5: Solve for x
   x = 3,200,993.03/1,610.97
6. Step 6: Final answer
   x = 1,987.00