Finding the Fourth Proportional to 2,332.32, 3,498.47 and 688.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,332.32 : 3,498.47 = 688.89 : x
2. Step 2: Convert to fraction form
   2,332.32/3,498.47 = 688.89/x
3. Step 3: Cross multiply
   2,332.32x = 3,498.47 × 688.89
4. Step 4: Simplify right side
   2,332.32x = 2,410,057.55
5. Step 5: Solve for x
   x = 2,410,057.55/2,332.32
6. Step 6: Final answer
   x = 1,033.33