Finding the Third Proportional to 12,078 and 18,967

Step by Step Solution

1. Step 1: Write the proportion equation
   12,078 : 18,967 = 18,967 : x
2. Step 2: Convert to fraction form
   12,078/18,967 = 18,967/x
3. Step 3: Cross multiply
   12,078x = 18,967 × 18,967
4. Step 4: Simplify right side
   12,078x = 359,747,089
5. Step 5: Solve for x
   x = 359,747,089/12,078
6. Step 6: Final answer
   x = 29,785.32