Finding the Fourth Proportional to 2,391.72, 3,299.65 and 1,763.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391.72 : 3,299.65 = 1,763.73 : x
2. Step 2: Convert to fraction form
   2,391.72/3,299.65 = 1,763.73/x
3. Step 3: Cross multiply
   2,391.72x = 3,299.65 × 1,763.73
4. Step 4: Simplify right side
   2,391.72x = 5,819,691.69
5. Step 5: Solve for x
   x = 5,819,691.69/2,391.72
6. Step 6: Final answer
   x = 2,433.27