Finding the Fourth Proportional to 2,711.82, 4,044.82 and 2,629.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,711.82 : 4,044.82 = 2,629.78 : x
2. Step 2: Convert to fraction form
   2,711.82/4,044.82 = 2,629.78/x
3. Step 3: Cross multiply
   2,711.82x = 4,044.82 × 2,629.78
4. Step 4: Simplify right side
   2,711.82x = 10,636,986.74
5. Step 5: Solve for x
   x = 10,636,986.74/2,711.82
6. Step 6: Final answer
   x = 3,922.45