Finding the Fourth Proportional to 2,332.87, 3,499.91 and 872.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,332.87 : 3,499.91 = 872.04 : x
2. Step 2: Convert to fraction form
   2,332.87/3,499.91 = 872.04/x
3. Step 3: Cross multiply
   2,332.87x = 3,499.91 × 872.04
4. Step 4: Simplify right side
   2,332.87x = 3,052,061.52
5. Step 5: Solve for x
   x = 3,052,061.52/2,332.87
6. Step 6: Final answer
   x = 1,308.29