Finding the Third Proportional to 12,329.72 and 18,304.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,329.72 : 18,304.31 = 18,304.31 : x
2. Step 2: Convert to fraction form
   12,329.72/18,304.31 = 18,304.31/x
3. Step 3: Cross multiply
   12,329.72x = 18,304.31 × 18,304.31
4. Step 4: Simplify right side
   12,329.72x = 335,047,856.10
5. Step 5: Solve for x
   x = 335,047,856.10/12,329.72
6. Step 6: Final answer
   x = 27,174.01