Finding the Fourth Proportional to 2,727.30, 4,092.21 and 1,266.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,727.30 : 4,092.21 = 1,266.69 : x
2. Step 2: Convert to fraction form
   2,727.30/4,092.21 = 1,266.69/x
3. Step 3: Cross multiply
   2,727.30x = 4,092.21 × 1,266.69
4. Step 4: Simplify right side
   2,727.30x = 5,183,561.48
5. Step 5: Solve for x
   x = 5,183,561.48/2,727.30
6. Step 6: Final answer
   x = 1,900.62