Finding the Third Proportional to 8,564.06 and 18,488.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,564.06 : 18,488.25 = 18,488.25 : x
2. Step 2: Convert to fraction form
   8,564.06/18,488.25 = 18,488.25/x
3. Step 3: Cross multiply
   8,564.06x = 18,488.25 × 18,488.25
4. Step 4: Simplify right side
   8,564.06x = 341,815,388.06
5. Step 5: Solve for x
   x = 341,815,388.06/8,564.06
6. Step 6: Final answer
   x = 39,912.76