Finding the Third Proportional to 14,215.50 and 16,729.03

Step by Step Solution

1. Step 1: Write the proportion equation
   14,215.50 : 16,729.03 = 16,729.03 : x
2. Step 2: Convert to fraction form
   14,215.50/16,729.03 = 16,729.03/x
3. Step 3: Cross multiply
   14,215.50x = 16,729.03 × 16,729.03
4. Step 4: Simplify right side
   14,215.50x = 279,860,486.56
5. Step 5: Solve for x
   x = 279,860,486.56/14,215.50
6. Step 6: Final answer
   x = 19,687.00