Finding the Fourth Proportional to 2,332.74, 3,499.02 and 871.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,332.74 : 3,499.02 = 871.89 : x
2. Step 2: Convert to fraction form
   2,332.74/3,499.02 = 871.89/x
3. Step 3: Cross multiply
   2,332.74x = 3,499.02 × 871.89
4. Step 4: Simplify right side
   2,332.74x = 3,050,760.55
5. Step 5: Solve for x
   x = 3,050,760.55/2,332.74
6. Step 6: Final answer
   x = 1,307.80