Finding the Fourth Proportional to 1,002.34, 1,383.31 and 582.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002.34 : 1,383.31 = 582.83 : x
2. Step 2: Convert to fraction form
   1,002.34/1,383.31 = 582.83/x
3. Step 3: Cross multiply
   1,002.34x = 1,383.31 × 582.83
4. Step 4: Simplify right side
   1,002.34x = 806,234.57
5. Step 5: Solve for x
   x = 806,234.57/1,002.34
6. Step 6: Final answer
   x = 804.35