Finding the Fourth Proportional to 1,722.28, 2,568.27 and 1,706.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722.28 : 2,568.27 = 1,706.68 : x
2. Step 2: Convert to fraction form
   1,722.28/2,568.27 = 1,706.68/x
3. Step 3: Cross multiply
   1,722.28x = 2,568.27 × 1,706.68
4. Step 4: Simplify right side
   1,722.28x = 4,383,215.04
5. Step 5: Solve for x
   x = 4,383,215.04/1,722.28
6. Step 6: Final answer
   x = 2,545.01