Finding the Fourth Proportional to 2,383.98, 3,574.67 and 717.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,383.98 : 3,574.67 = 717.86 : x
2. Step 2: Convert to fraction form
   2,383.98/3,574.67 = 717.86/x
3. Step 3: Cross multiply
   2,383.98x = 3,574.67 × 717.86
4. Step 4: Simplify right side
   2,383.98x = 2,566,091.14
5. Step 5: Solve for x
   x = 2,566,091.14/2,383.98
6. Step 6: Final answer
   x = 1,076.39