Finding the Fourth Proportional to 1,063.20, 1,466.72 and 796.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,063.20 : 1,466.72 = 796.72 : x
2. Step 2: Convert to fraction form
   1,063.20/1,466.72 = 796.72/x
3. Step 3: Cross multiply
   1,063.20x = 1,466.72 × 796.72
4. Step 4: Simplify right side
   1,063.20x = 1,168,565.16
5. Step 5: Solve for x
   x = 1,168,565.16/1,063.20
6. Step 6: Final answer
   x = 1,099.10