Finding the Fourth Proportional to 2,155.27, 3,233.37 and 694.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155.27 : 3,233.37 = 694.54 : x
2. Step 2: Convert to fraction form
   2,155.27/3,233.37 = 694.54/x
3. Step 3: Cross multiply
   2,155.27x = 3,233.37 × 694.54
4. Step 4: Simplify right side
   2,155.27x = 2,245,685.16
5. Step 5: Solve for x
   x = 2,245,685.16/2,155.27
6. Step 6: Final answer
   x = 1,041.95