Finding the Third Proportional to 247,273.50 and 443,494.50

Step by Step Solution

1. Step 1: Write the proportion equation
   247,273.50 : 443,494.50 = 443,494.50 : x
2. Step 2: Convert to fraction form
   247,273.50/443,494.50 = 443,494.50/x
3. Step 3: Cross multiply
   247,273.50x = 443,494.50 × 443,494.50
4. Step 4: Simplify right side
   247,273.50x = 196,687,371,530.25
5. Step 5: Solve for x
   x = 196,687,371,530.25/247,273.50
6. Step 6: Final answer
   x = 795,424.38