Finding the Third Proportional to 12,022.80 and 18,662.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,022.80 : 18,662.12 = 18,662.12 : x
2. Step 2: Convert to fraction form
   12,022.80/18,662.12 = 18,662.12/x
3. Step 3: Cross multiply
   12,022.80x = 18,662.12 × 18,662.12
4. Step 4: Simplify right side
   12,022.80x = 348,274,545.02
5. Step 5: Solve for x
   x = 348,274,545.02/12,022.80
6. Step 6: Final answer
   x = 28,967.83