Finding the Fourth Proportional to 796.82, 1,098.47 and 560.05

Step by Step Solution

1. Step 1: Write the proportion equation
   796.82 : 1,098.47 = 560.05 : x
2. Step 2: Convert to fraction form
   796.82/1,098.47 = 560.05/x
3. Step 3: Cross multiply
   796.82x = 1,098.47 × 560.05
4. Step 4: Simplify right side
   796.82x = 615,196.78
5. Step 5: Solve for x
   x = 615,196.78/796.82
6. Step 6: Final answer
   x = 772.07