Finding the Third Proportional to 124,456.50 and 192,199.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,456.50 : 192,199.50 = 192,199.50 : x
2. Step 2: Convert to fraction form
   124,456.50/192,199.50 = 192,199.50/x
3. Step 3: Cross multiply
   124,456.50x = 192,199.50 × 192,199.50
4. Step 4: Simplify right side
   124,456.50x = 36,940,647,800.25
5. Step 5: Solve for x
   x = 36,940,647,800.25/124,456.50
6. Step 6: Final answer
   x = 296,815.74