Finding the Fourth Proportional to 2,727.18, 4,089.56 and 1,266.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,727.18 : 4,089.56 = 1,266.75 : x
2. Step 2: Convert to fraction form
   2,727.18/4,089.56 = 1,266.75/x
3. Step 3: Cross multiply
   2,727.18x = 4,089.56 × 1,266.75
4. Step 4: Simplify right side
   2,727.18x = 5,180,443.80
5. Step 5: Solve for x
   x = 5,180,443.80/2,727.18
6. Step 6: Final answer
   x = 1,899.56