Finding the Fourth Proportional to 1,017.81, 1,404.83 and 575.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017.81 : 1,404.83 = 575.97 : x
2. Step 2: Convert to fraction form
   1,017.81/1,404.83 = 575.97/x
3. Step 3: Cross multiply
   1,017.81x = 1,404.83 × 575.97
4. Step 4: Simplify right side
   1,017.81x = 809,139.94
5. Step 5: Solve for x
   x = 809,139.94/1,017.81
6. Step 6: Final answer
   x = 794.98