Finding the Third Proportional to 323,378,892 and 497,061,812

Step by Step Solution

1. Step 1: Write the proportion equation
   323,378,892 : 497,061,812 = 497,061,812 : x
2. Step 2: Convert to fraction form
   323,378,892/497,061,812 = 497,061,812/x
3. Step 3: Cross multiply
   323,378,892x = 497,061,812 × 497,061,812
4. Step 4: Simplify right side
   323,378,892x = 247,070,444,948,723,328
5. Step 5: Solve for x
   x = 247,070,444,948,723,328/323,378,892
6. Step 6: Final answer
   x = 764,027,742.88