Finding the Fourth Proportional to 2,614.52, 3,919.86 and 1,227.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,614.52 : 3,919.86 = 1,227.14 : x
2. Step 2: Convert to fraction form
   2,614.52/3,919.86 = 1,227.14/x
3. Step 3: Cross multiply
   2,614.52x = 3,919.86 × 1,227.14
4. Step 4: Simplify right side
   2,614.52x = 4,810,197.40
5. Step 5: Solve for x
   x = 4,810,197.40/2,614.52
6. Step 6: Final answer
   x = 1,839.80