Finding the Third Proportional to 9,949 and 14,143

Step by Step Solution

1. Step 1: Write the proportion equation
   9,949 : 14,143 = 14,143 : x
2. Step 2: Convert to fraction form
   9,949/14,143 = 14,143/x
3. Step 3: Cross multiply
   9,949x = 14,143 × 14,143
4. Step 4: Simplify right side
   9,949x = 200,024,449
5. Step 5: Solve for x
   x = 200,024,449/9,949
6. Step 6: Final answer
   x = 20,104.98