Finding the Fourth Proportional to 12,304.29, 18,456.86 and 3,984.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,304.29 : 18,456.86 = 3,984.38 : x
2. Step 2: Convert to fraction form
   12,304.29/18,456.86 = 3,984.38/x
3. Step 3: Cross multiply
   12,304.29x = 18,456.86 × 3,984.38
4. Step 4: Simplify right side
   12,304.29x = 73,539,031.64
5. Step 5: Solve for x
   x = 73,539,031.64/12,304.29
6. Step 6: Final answer
   x = 5,976.70