Finding the Third Proportional to 124,024.50 and 196,644

Step by Step Solution

1. Step 1: Write the proportion equation
   124,024.50 : 196,644 = 196,644 : x
2. Step 2: Convert to fraction form
   124,024.50/196,644 = 196,644/x
3. Step 3: Cross multiply
   124,024.50x = 196,644 × 196,644
4. Step 4: Simplify right side
   124,024.50x = 38,668,862,736
5. Step 5: Solve for x
   x = 38,668,862,736/124,024.50
6. Step 6: Final answer
   x = 311,784.06