Finding the Third Proportional to 119,919 and 173,248.50

Step by Step Solution

1. Step 1: Write the proportion equation
   119,919 : 173,248.50 = 173,248.50 : x
2. Step 2: Convert to fraction form
   119,919/173,248.50 = 173,248.50/x
3. Step 3: Cross multiply
   119,919x = 173,248.50 × 173,248.50
4. Step 4: Simplify right side
   119,919x = 30,015,042,752.25
5. Step 5: Solve for x
   x = 30,015,042,752.25/119,919
6. Step 6: Final answer
   x = 250,294.30