Finding the Fourth Proportional to 1,010.82, 1,394.93 and 568.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010.82 : 1,394.93 = 568.73 : x
2. Step 2: Convert to fraction form
   1,010.82/1,394.93 = 568.73/x
3. Step 3: Cross multiply
   1,010.82x = 1,394.93 × 568.73
4. Step 4: Simplify right side
   1,010.82x = 793,328.72
5. Step 5: Solve for x
   x = 793,328.72/1,010.82
6. Step 6: Final answer
   x = 784.84