Finding the Fourth Proportional to 1,469.10, 2,027.31 and 805.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.10 : 2,027.31 = 805.98 : x
2. Step 2: Convert to fraction form
   1,469.10/2,027.31 = 805.98/x
3. Step 3: Cross multiply
   1,469.10x = 2,027.31 × 805.98
4. Step 4: Simplify right side
   1,469.10x = 1,633,971.31
5. Step 5: Solve for x
   x = 1,633,971.31/1,469.10
6. Step 6: Final answer
   x = 1,112.23