Finding the Fourth Proportional to 2,304.50, 3,456.77 and 573.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,304.50 : 3,456.77 = 573.12 : x
2. Step 2: Convert to fraction form
   2,304.50/3,456.77 = 573.12/x
3. Step 3: Cross multiply
   2,304.50x = 3,456.77 × 573.12
4. Step 4: Simplify right side
   2,304.50x = 1,981,141.16
5. Step 5: Solve for x
   x = 1,981,141.16/2,304.50
6. Step 6: Final answer
   x = 859.69