Finding the Fourth Proportional to 1,469.98, 2,028.54 and 806.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.98 : 2,028.54 = 806.83 : x
2. Step 2: Convert to fraction form
   1,469.98/2,028.54 = 806.83/x
3. Step 3: Cross multiply
   1,469.98x = 2,028.54 × 806.83
4. Step 4: Simplify right side
   1,469.98x = 1,636,686.93
5. Step 5: Solve for x
   x = 1,636,686.93/1,469.98
6. Step 6: Final answer
   x = 1,113.41