Finding the Fourth Proportional to 2,727.22, 4,091.55 and 1,340.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,727.22 : 4,091.55 = 1,340.50 : x
2. Step 2: Convert to fraction form
   2,727.22/4,091.55 = 1,340.50/x
3. Step 3: Cross multiply
   2,727.22x = 4,091.55 × 1,340.50
4. Step 4: Simplify right side
   2,727.22x = 5,484,722.78
5. Step 5: Solve for x
   x = 5,484,722.78/2,727.22
6. Step 6: Final answer
   x = 2,011.10