Finding the Third Proportional to 13,243.50 and 20,647.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,243.50 : 20,647.41 = 20,647.41 : x
2. Step 2: Convert to fraction form
   13,243.50/20,647.41 = 20,647.41/x
3. Step 3: Cross multiply
   13,243.50x = 20,647.41 × 20,647.41
4. Step 4: Simplify right side
   13,243.50x = 426,315,384.85
5. Step 5: Solve for x
   x = 426,315,384.85/13,243.50
6. Step 6: Final answer
   x = 32,190.54