Finding the Fourth Proportional to 1,469.84, 2,028.41 and 806.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.84 : 2,028.41 = 806.74 : x
2. Step 2: Convert to fraction form
   1,469.84/2,028.41 = 806.74/x
3. Step 3: Cross multiply
   1,469.84x = 2,028.41 × 806.74
4. Step 4: Simplify right side
   1,469.84x = 1,636,389.34
5. Step 5: Solve for x
   x = 1,636,389.34/1,469.84
6. Step 6: Final answer
   x = 1,113.31