Finding the Fourth Proportional to 2,711.72, 4,066.14 and 1,249.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,711.72 : 4,066.14 = 1,249.63 : x
2. Step 2: Convert to fraction form
   2,711.72/4,066.14 = 1,249.63/x
3. Step 3: Cross multiply
   2,711.72x = 4,066.14 × 1,249.63
4. Step 4: Simplify right side
   2,711.72x = 5,081,150.20
5. Step 5: Solve for x
   x = 5,081,150.20/2,711.72
6. Step 6: Final answer
   x = 1,873.77