Finding the Fourth Proportional to 2,726.56, 3,765.06 and 2,026.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,726.56 : 3,765.06 = 2,026.72 : x
2. Step 2: Convert to fraction form
   2,726.56/3,765.06 = 2,026.72/x
3. Step 3: Cross multiply
   2,726.56x = 3,765.06 × 2,026.72
4. Step 4: Simplify right side
   2,726.56x = 7,630,722.40
5. Step 5: Solve for x
   x = 7,630,722.40/2,726.56
6. Step 6: Final answer
   x = 2,798.66