Finding the Third Proportional to 326,585 and 494,799

Step by Step Solution

1. Step 1: Write the proportion equation
   326,585 : 494,799 = 494,799 : x
2. Step 2: Convert to fraction form
   326,585/494,799 = 494,799/x
3. Step 3: Cross multiply
   326,585x = 494,799 × 494,799
4. Step 4: Simplify right side
   326,585x = 244,826,050,401
5. Step 5: Solve for x
   x = 244,826,050,401/326,585
6. Step 6: Final answer
   x = 749,654.91