Finding the Fourth Proportional to 1,076.37, 1,613.62 and 582.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076.37 : 1,613.62 = 582.27 : x
2. Step 2: Convert to fraction form
   1,076.37/1,613.62 = 582.27/x
3. Step 3: Cross multiply
   1,076.37x = 1,613.62 × 582.27
4. Step 4: Simplify right side
   1,076.37x = 939,562.52
5. Step 5: Solve for x
   x = 939,562.52/1,076.37
6. Step 6: Final answer
   x = 872.90