Finding the Third Proportional to 6,644.50 and 14,380.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,644.50 : 14,380.50 = 14,380.50 : x
2. Step 2: Convert to fraction form
   6,644.50/14,380.50 = 14,380.50/x
3. Step 3: Cross multiply
   6,644.50x = 14,380.50 × 14,380.50
4. Step 4: Simplify right side
   6,644.50x = 206,798,780.25
5. Step 5: Solve for x
   x = 206,798,780.25/6,644.50
6. Step 6: Final answer
   x = 31,123.30