Finding the Fourth Proportional to 796.82, 1,099.17 and 587.57

Step by Step Solution

1. Step 1: Write the proportion equation
   796.82 : 1,099.17 = 587.57 : x
2. Step 2: Convert to fraction form
   796.82/1,099.17 = 587.57/x
3. Step 3: Cross multiply
   796.82x = 1,099.17 × 587.57
4. Step 4: Simplify right side
   796.82x = 645,833.82
5. Step 5: Solve for x
   x = 645,833.82/796.82
6. Step 6: Final answer
   x = 810.52