Finding the Fourth Proportional to 2,726.78, 3,763.20 and 1,548.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,726.78 : 3,763.20 = 1,548.22 : x
2. Step 2: Convert to fraction form
   2,726.78/3,763.20 = 1,548.22/x
3. Step 3: Cross multiply
   2,726.78x = 3,763.20 × 1,548.22
4. Step 4: Simplify right side
   2,726.78x = 5,826,261.50
5. Step 5: Solve for x
   x = 5,826,261.50/2,726.78
6. Step 6: Final answer
   x = 2,136.68