Finding the Third Proportional to 13,018.50 and 26,958.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,018.50 : 26,958.38 = 26,958.38 : x
2. Step 2: Convert to fraction form
   13,018.50/26,958.38 = 26,958.38/x
3. Step 3: Cross multiply
   13,018.50x = 26,958.38 × 26,958.38
4. Step 4: Simplify right side
   13,018.50x = 726,753,982.64
5. Step 5: Solve for x
   x = 726,753,982.64/13,018.50
6. Step 6: Final answer
   x = 55,824.71