Finding the Third Proportional to 8,224 and 18,087.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,224 : 18,087.50 = 18,087.50 : x
2. Step 2: Convert to fraction form
   8,224/18,087.50 = 18,087.50/x
3. Step 3: Cross multiply
   8,224x = 18,087.50 × 18,087.50
4. Step 4: Simplify right side
   8,224x = 327,157,656.25
5. Step 5: Solve for x
   x = 327,157,656.25/8,224
6. Step 6: Final answer
   x = 39,780.84