Finding the Fourth Proportional to 796.32, 1,098.59 and 574.78

Step by Step Solution

1. Step 1: Write the proportion equation
   796.32 : 1,098.59 = 574.78 : x
2. Step 2: Convert to fraction form
   796.32/1,098.59 = 574.78/x
3. Step 3: Cross multiply
   796.32x = 1,098.59 × 574.78
4. Step 4: Simplify right side
   796.32x = 631,447.56
5. Step 5: Solve for x
   x = 631,447.56/796.32
6. Step 6: Final answer
   x = 792.96