Finding the Fourth Proportional to 2,761.71, 4,142.43 and 2,456.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,761.71 : 4,142.43 = 2,456.34 : x
2. Step 2: Convert to fraction form
   2,761.71/4,142.43 = 2,456.34/x
3. Step 3: Cross multiply
   2,761.71x = 4,142.43 × 2,456.34
4. Step 4: Simplify right side
   2,761.71x = 10,175,216.51
5. Step 5: Solve for x
   x = 10,175,216.51/2,761.71
6. Step 6: Final answer
   x = 3,684.39