Finding the Fourth Proportional to 2,726.39, 4,054.86 and 2,697.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,726.39 : 4,054.86 = 2,697.23 : x
2. Step 2: Convert to fraction form
   2,726.39/4,054.86 = 2,697.23/x
3. Step 3: Cross multiply
   2,726.39x = 4,054.86 × 2,697.23
4. Step 4: Simplify right side
   2,726.39x = 10,936,900.17
5. Step 5: Solve for x
   x = 10,936,900.17/2,726.39
6. Step 6: Final answer
   x = 4,011.49