Finding the Third Proportional to 124,179 and 196,717.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,179 : 196,717.50 = 196,717.50 : x
2. Step 2: Convert to fraction form
   124,179/196,717.50 = 196,717.50/x
3. Step 3: Cross multiply
   124,179x = 196,717.50 × 196,717.50
4. Step 4: Simplify right side
   124,179x = 38,697,774,806.25
5. Step 5: Solve for x
   x = 38,697,774,806.25/124,179
6. Step 6: Final answer
   x = 311,628.98