Finding the Fourth Proportional to 1,048.24, 1,446.56 and 582.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048.24 : 1,446.56 = 582.48 : x
2. Step 2: Convert to fraction form
   1,048.24/1,446.56 = 582.48/x
3. Step 3: Cross multiply
   1,048.24x = 1,446.56 × 582.48
4. Step 4: Simplify right side
   1,048.24x = 842,592.27
5. Step 5: Solve for x
   x = 842,592.27/1,048.24
6. Step 6: Final answer
   x = 803.82