Finding the Fourth Proportional to 2,333.27, 3,500.24 and 689.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,333.27 : 3,500.24 = 689.60 : x
2. Step 2: Convert to fraction form
   2,333.27/3,500.24 = 689.60/x
3. Step 3: Cross multiply
   2,333.27x = 3,500.24 × 689.60
4. Step 4: Simplify right side
   2,333.27x = 2,413,765.50
5. Step 5: Solve for x
   x = 2,413,765.50/2,333.27
6. Step 6: Final answer
   x = 1,034.50