Finding the Fourth Proportional to 2,717.32, 4,076.56 and 843.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,717.32 : 4,076.56 = 843.17 : x
2. Step 2: Convert to fraction form
   2,717.32/4,076.56 = 843.17/x
3. Step 3: Cross multiply
   2,717.32x = 4,076.56 × 843.17
4. Step 4: Simplify right side
   2,717.32x = 3,437,233.83
5. Step 5: Solve for x
   x = 3,437,233.83/2,717.32
6. Step 6: Final answer
   x = 1,264.94