Finding the Fourth Proportional to 2,727.78, 3,764.34 and 1,549.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,727.78 : 3,764.34 = 1,549.23 : x
2. Step 2: Convert to fraction form
   2,727.78/3,764.34 = 1,549.23/x
3. Step 3: Cross multiply
   2,727.78x = 3,764.34 × 1,549.23
4. Step 4: Simplify right side
   2,727.78x = 5,831,828.46
5. Step 5: Solve for x
   x = 5,831,828.46/2,727.78
6. Step 6: Final answer
   x = 2,137.94