Finding the Third Proportional to 11,763.67 and 18,222.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,763.67 : 18,222.15 = 18,222.15 : x
2. Step 2: Convert to fraction form
   11,763.67/18,222.15 = 18,222.15/x
3. Step 3: Cross multiply
   11,763.67x = 18,222.15 × 18,222.15
4. Step 4: Simplify right side
   11,763.67x = 332,046,836.04
5. Step 5: Solve for x
   x = 332,046,836.04/11,763.67
6. Step 6: Final answer
   x = 28,226.47