Finding the Fourth Proportional to 1,481.56, 2,044.52 and 809.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,481.56 : 2,044.52 = 809.34 : x
2. Step 2: Convert to fraction form
   1,481.56/2,044.52 = 809.34/x
3. Step 3: Cross multiply
   1,481.56x = 2,044.52 × 809.34
4. Step 4: Simplify right side
   1,481.56x = 1,654,711.82
5. Step 5: Solve for x
   x = 1,654,711.82/1,481.56
6. Step 6: Final answer
   x = 1,116.87