Finding the Fourth Proportional to 1,626, 2,243.27 and 1,066.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,626 : 2,243.27 = 1,066.78 : x
2. Step 2: Convert to fraction form
   1,626/2,243.27 = 1,066.78/x
3. Step 3: Cross multiply
   1,626x = 2,243.27 × 1,066.78
4. Step 4: Simplify right side
   1,626x = 2,393,067.30
5. Step 5: Solve for x
   x = 2,393,067.30/1,626
6. Step 6: Final answer
   x = 1,471.75