Finding the Fourth Proportional to 1,426.32, 1,968.12 and 796.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.32 : 1,968.12 = 796.77 : x
2. Step 2: Convert to fraction form
   1,426.32/1,968.12 = 796.77/x
3. Step 3: Cross multiply
   1,426.32x = 1,968.12 × 796.77
4. Step 4: Simplify right side
   1,426.32x = 1,568,138.97
5. Step 5: Solve for x
   x = 1,568,138.97/1,426.32
6. Step 6: Final answer
   x = 1,099.43