Finding the Fourth Proportional to 1,356.23, 1,871.12 and 796.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,356.23 : 1,871.12 = 796.49 : x
2. Step 2: Convert to fraction form
   1,356.23/1,871.12 = 796.49/x
3. Step 3: Cross multiply
   1,356.23x = 1,871.12 × 796.49
4. Step 4: Simplify right side
   1,356.23x = 1,490,315.03
5. Step 5: Solve for x
   x = 1,490,315.03/1,356.23
6. Step 6: Final answer
   x = 1,098.87