Finding the Fourth Proportional to 1,727.98, 2,396.82 and 1,665.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,727.98 : 2,396.82 = 1,665.71 : x
2. Step 2: Convert to fraction form
   1,727.98/2,396.82 = 1,665.71/x
3. Step 3: Cross multiply
   1,727.98x = 2,396.82 × 1,665.71
4. Step 4: Simplify right side
   1,727.98x = 3,992,407.04
5. Step 5: Solve for x
   x = 3,992,407.04/1,727.98
6. Step 6: Final answer
   x = 2,310.45