Finding the Fourth Proportional to 1,048.42, 1,446.78 and 582.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048.42 : 1,446.78 = 582.67 : x
2. Step 2: Convert to fraction form
   1,048.42/1,446.78 = 582.67/x
3. Step 3: Cross multiply
   1,048.42x = 1,446.78 × 582.67
4. Step 4: Simplify right side
   1,048.42x = 842,995.30
5. Step 5: Solve for x
   x = 842,995.30/1,048.42
6. Step 6: Final answer
   x = 804.06