Finding the Third Proportional to 18,167.25 and 39,117.75

Step by Step Solution

1. Step 1: Write the proportion equation
   18,167.25 : 39,117.75 = 39,117.75 : x
2. Step 2: Convert to fraction form
   18,167.25/39,117.75 = 39,117.75/x
3. Step 3: Cross multiply
   18,167.25x = 39,117.75 × 39,117.75
4. Step 4: Simplify right side
   18,167.25x = 1,530,198,365.06
5. Step 5: Solve for x
   x = 1,530,198,365.06/18,167.25
6. Step 6: Final answer
   x = 84,228.40