Finding the Fourth Proportional to 1,676.82, 2,314.63 and 1,439.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676.82 : 2,314.63 = 1,439.82 : x
2. Step 2: Convert to fraction form
   1,676.82/2,314.63 = 1,439.82/x
3. Step 3: Cross multiply
   1,676.82x = 2,314.63 × 1,439.82
4. Step 4: Simplify right side
   1,676.82x = 3,332,645.71
5. Step 5: Solve for x
   x = 3,332,645.71/1,676.82
6. Step 6: Final answer
   x = 1,987.48