Finding the Fourth Proportional to 1,469.48, 2,027.89 and 806.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.48 : 2,027.89 = 806.38 : x
2. Step 2: Convert to fraction form
   1,469.48/2,027.89 = 806.38/x
3. Step 3: Cross multiply
   1,469.48x = 2,027.89 × 806.38
4. Step 4: Simplify right side
   1,469.48x = 1,635,249.94
5. Step 5: Solve for x
   x = 1,635,249.94/1,469.48
6. Step 6: Final answer
   x = 1,112.81