Finding the Fourth Proportional to 1,016.93, 1,403.38 and 574.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016.93 : 1,403.38 = 574.82 : x
2. Step 2: Convert to fraction form
   1,016.93/1,403.38 = 574.82/x
3. Step 3: Cross multiply
   1,016.93x = 1,403.38 × 574.82
4. Step 4: Simplify right side
   1,016.93x = 806,690.57
5. Step 5: Solve for x
   x = 806,690.57/1,016.93
6. Step 6: Final answer
   x = 793.26