Finding the Fourth Proportional to 2,044.54, 3,068.56 and 812.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,044.54 : 3,068.56 = 812.82 : x
2. Step 2: Convert to fraction form
   2,044.54/3,068.56 = 812.82/x
3. Step 3: Cross multiply
   2,044.54x = 3,068.56 × 812.82
4. Step 4: Simplify right side
   2,044.54x = 2,494,173.44
5. Step 5: Solve for x
   x = 2,494,173.44/2,044.54
6. Step 6: Final answer
   x = 1,219.92