Finding the Third Proportional to 8,238.38 and 18,322.88

Step by Step Solution

1. Step 1: Write the proportion equation
   8,238.38 : 18,322.88 = 18,322.88 : x
2. Step 2: Convert to fraction form
   8,238.38/18,322.88 = 18,322.88/x
3. Step 3: Cross multiply
   8,238.38x = 18,322.88 × 18,322.88
4. Step 4: Simplify right side
   8,238.38x = 335,727,748.27
5. Step 5: Solve for x
   x = 335,727,748.27/8,238.38
6. Step 6: Final answer
   x = 40,751.70