Finding the Fourth Proportional to 1,616.91, 2,229.57 and 1,092.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,616.91 : 2,229.57 = 1,092.03 : x
2. Step 2: Convert to fraction form
   1,616.91/2,229.57 = 1,092.03/x
3. Step 3: Cross multiply
   1,616.91x = 2,229.57 × 1,092.03
4. Step 4: Simplify right side
   1,616.91x = 2,434,757.33
5. Step 5: Solve for x
   x = 2,434,757.33/1,616.91
6. Step 6: Final answer
   x = 1,505.81