Finding the Third Proportional to 13,623.75 and 18,308.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,623.75 : 18,308.25 = 18,308.25 : x
2. Step 2: Convert to fraction form
   13,623.75/18,308.25 = 18,308.25/x
3. Step 3: Cross multiply
   13,623.75x = 18,308.25 × 18,308.25
4. Step 4: Simplify right side
   13,623.75x = 335,192,018.06
5. Step 5: Solve for x
   x = 335,192,018.06/13,623.75
6. Step 6: Final answer
   x = 24,603.51