Finding the Fourth Proportional to 1,708.71, 2,565.50 and 1,300.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,708.71 : 2,565.50 = 1,300.47 : x
2. Step 2: Convert to fraction form
   1,708.71/2,565.50 = 1,300.47/x
3. Step 3: Cross multiply
   1,708.71x = 2,565.50 × 1,300.47
4. Step 4: Simplify right side
   1,708.71x = 3,336,349.28
5. Step 5: Solve for x
   x = 3,336,349.28/1,708.71
6. Step 6: Final answer
   x = 1,952.55