Finding the Fourth Proportional to 2,306.16, 3,456.72 and 1,332.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,306.16 : 3,456.72 = 1,332.72 : x
2. Step 2: Convert to fraction form
   2,306.16/3,456.72 = 1,332.72/x
3. Step 3: Cross multiply
   2,306.16x = 3,456.72 × 1,332.72
4. Step 4: Simplify right side
   2,306.16x = 4,606,839.88
5. Step 5: Solve for x
   x = 4,606,839.88/2,306.16
6. Step 6: Final answer
   x = 1,997.62