Finding the Fourth Proportional to 1,150.38, 1,724.13 and 573.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.38 : 1,724.13 = 573.42 : x
2. Step 2: Convert to fraction form
   1,150.38/1,724.13 = 573.42/x
3. Step 3: Cross multiply
   1,150.38x = 1,724.13 × 573.42
4. Step 4: Simplify right side
   1,150.38x = 988,650.62
5. Step 5: Solve for x
   x = 988,650.62/1,150.38
6. Step 6: Final answer
   x = 859.41