Finding the Fourth Proportional to 2,294.82, 3,161.25 and 1,663.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,294.82 : 3,161.25 = 1,663.47 : x
2. Step 2: Convert to fraction form
   2,294.82/3,161.25 = 1,663.47/x
3. Step 3: Cross multiply
   2,294.82x = 3,161.25 × 1,663.47
4. Step 4: Simplify right side
   2,294.82x = 5,258,644.54
5. Step 5: Solve for x
   x = 5,258,644.54/2,294.82
6. Step 6: Final answer
   x = 2,291.53