Finding the Fourth Proportional to 2,332.86, 3,498.67 and 871.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,332.86 : 3,498.67 = 871.22 : x
2. Step 2: Convert to fraction form
   2,332.86/3,498.67 = 871.22/x
3. Step 3: Cross multiply
   2,332.86x = 3,498.67 × 871.22
4. Step 4: Simplify right side
   2,332.86x = 3,048,091.61
5. Step 5: Solve for x
   x = 3,048,091.61/2,332.86
6. Step 6: Final answer
   x = 1,306.59