Finding the Fourth Proportional to 1,425.82, 1,967.74 and 796.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,425.82 : 1,967.74 = 796.48 : x
2. Step 2: Convert to fraction form
   1,425.82/1,967.74 = 796.48/x
3. Step 3: Cross multiply
   1,425.82x = 1,967.74 × 796.48
4. Step 4: Simplify right side
   1,425.82x = 1,567,265.56
5. Step 5: Solve for x
   x = 1,567,265.56/1,425.82
6. Step 6: Final answer
   x = 1,099.20