Finding the Third Proportional to 268,060.50 and 416,793

Step by Step Solution

1. Step 1: Write the proportion equation
   268,060.50 : 416,793 = 416,793 : x
2. Step 2: Convert to fraction form
   268,060.50/416,793 = 416,793/x
3. Step 3: Cross multiply
   268,060.50x = 416,793 × 416,793
4. Step 4: Simplify right side
   268,060.50x = 173,716,404,849
5. Step 5: Solve for x
   x = 173,716,404,849/268,060.50
6. Step 6: Final answer
   x = 648,049.25