Finding the Fourth Proportional to 1,610.78, 2,223.26 and 1,050.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,610.78 : 2,223.26 = 1,050.27 : x
2. Step 2: Convert to fraction form
   1,610.78/2,223.26 = 1,050.27/x
3. Step 3: Cross multiply
   1,610.78x = 2,223.26 × 1,050.27
4. Step 4: Simplify right side
   1,610.78x = 2,335,018.03
5. Step 5: Solve for x
   x = 2,335,018.03/1,610.78
6. Step 6: Final answer
   x = 1,449.62