Finding the Third Proportional to 244,635 and 344,499

Step by Step Solution

1. Step 1: Write the proportion equation
   244,635 : 344,499 = 344,499 : x
2. Step 2: Convert to fraction form
   244,635/344,499 = 344,499/x
3. Step 3: Cross multiply
   244,635x = 344,499 × 344,499
4. Step 4: Simplify right side
   244,635x = 118,679,561,001
5. Step 5: Solve for x
   x = 118,679,561,001/244,635
6. Step 6: Final answer
   x = 485,129.11