Finding the Fourth Proportional to 1,614.49, 2,227.82 and 906.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,614.49 : 2,227.82 = 906.42 : x
2. Step 2: Convert to fraction form
   1,614.49/2,227.82 = 906.42/x
3. Step 3: Cross multiply
   1,614.49x = 2,227.82 × 906.42
4. Step 4: Simplify right side
   1,614.49x = 2,019,340.60
5. Step 5: Solve for x
   x = 2,019,340.60/1,614.49
6. Step 6: Final answer
   x = 1,250.76