Finding the Fourth Proportional to 1,717.34, 2,369.72 and 971.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,717.34 : 2,369.72 = 971.27 : x
2. Step 2: Convert to fraction form
   1,717.34/2,369.72 = 971.27/x
3. Step 3: Cross multiply
   1,717.34x = 2,369.72 × 971.27
4. Step 4: Simplify right side
   1,717.34x = 2,301,650.74
5. Step 5: Solve for x
   x = 2,301,650.74/1,717.34
6. Step 6: Final answer
   x = 1,340.25