Finding the Third Proportional to 8,452.69 and 18,145.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,452.69 : 18,145.69 = 18,145.69 : x
2. Step 2: Convert to fraction form
   8,452.69/18,145.69 = 18,145.69/x
3. Step 3: Cross multiply
   8,452.69x = 18,145.69 × 18,145.69
4. Step 4: Simplify right side
   8,452.69x = 329,265,974.85
5. Step 5: Solve for x
   x = 329,265,974.85/8,452.69
6. Step 6: Final answer
   x = 38,954.00