Finding the Third Proportional to 11,976 and 18,382.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,976 : 18,382.50 = 18,382.50 : x
2. Step 2: Convert to fraction form
   11,976/18,382.50 = 18,382.50/x
3. Step 3: Cross multiply
   11,976x = 18,382.50 × 18,382.50
4. Step 4: Simplify right side
   11,976x = 337,916,306.25
5. Step 5: Solve for x
   x = 337,916,306.25/11,976
6. Step 6: Final answer
   x = 28,216.12