Finding the Fourth Proportional to 1,717.56, 2,564.71 and 1,348.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,717.56 : 2,564.71 = 1,348.20 : x
2. Step 2: Convert to fraction form
   1,717.56/2,564.71 = 1,348.20/x
3. Step 3: Cross multiply
   1,717.56x = 2,564.71 × 1,348.20
4. Step 4: Simplify right side
   1,717.56x = 3,457,738.65
5. Step 5: Solve for x
   x = 3,457,738.65/1,717.56
6. Step 6: Final answer
   x = 2,013.17