Finding the Fourth Proportional to 1,614.05, 2,227.05 and 1,055.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,614.05 : 2,227.05 = 1,055.34 : x
2. Step 2: Convert to fraction form
   1,614.05/2,227.05 = 1,055.34/x
3. Step 3: Cross multiply
   1,614.05x = 2,227.05 × 1,055.34
4. Step 4: Simplify right side
   1,614.05x = 2,350,294.95
5. Step 5: Solve for x
   x = 2,350,294.95/1,614.05
6. Step 6: Final answer
   x = 1,456.15