Finding the Third Proportional to 17,939 and 31,067

Step by Step Solution

1. Step 1: Write the proportion equation
   17,939 : 31,067 = 31,067 : x
2. Step 2: Convert to fraction form
   17,939/31,067 = 31,067/x
3. Step 3: Cross multiply
   17,939x = 31,067 × 31,067
4. Step 4: Simplify right side
   17,939x = 965,158,489
5. Step 5: Solve for x
   x = 965,158,489/17,939
6. Step 6: Final answer
   x = 53,802.25