Finding the Third Proportional to 124,122 and 196,632

Step by Step Solution

1. Step 1: Write the proportion equation
   124,122 : 196,632 = 196,632 : x
2. Step 2: Convert to fraction form
   124,122/196,632 = 196,632/x
3. Step 3: Cross multiply
   124,122x = 196,632 × 196,632
4. Step 4: Simplify right side
   124,122x = 38,664,143,424
5. Step 5: Solve for x
   x = 38,664,143,424/124,122
6. Step 6: Final answer
   x = 311,501.13