Finding the Third Proportional to 18,806 and 42,067

Step by Step Solution

1. Step 1: Write the proportion equation
   18,806 : 42,067 = 42,067 : x
2. Step 2: Convert to fraction form
   18,806/42,067 = 42,067/x
3. Step 3: Cross multiply
   18,806x = 42,067 × 42,067
4. Step 4: Simplify right side
   18,806x = 1,769,632,489
5. Step 5: Solve for x
   x = 1,769,632,489/18,806
6. Step 6: Final answer
   x = 94,099.36