Finding the Third Proportional to 18,249.75 and 39,226.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,249.75 : 39,226.50 = 39,226.50 : x
2. Step 2: Convert to fraction form
   18,249.75/39,226.50 = 39,226.50/x
3. Step 3: Cross multiply
   18,249.75x = 39,226.50 × 39,226.50
4. Step 4: Simplify right side
   18,249.75x = 1,538,718,302.25
5. Step 5: Solve for x
   x = 1,538,718,302.25/18,249.75
6. Step 6: Final answer
   x = 84,314.49