Finding the Third Proportional to 1,530,499 and 2,212,450

Step by Step Solution

1. Step 1: Write the proportion equation
   1,530,499 : 2,212,450 = 2,212,450 : x
2. Step 2: Convert to fraction form
   1,530,499/2,212,450 = 2,212,450/x
3. Step 3: Cross multiply
   1,530,499x = 2,212,450 × 2,212,450
4. Step 4: Simplify right side
   1,530,499x = 4,894,935,002,500
5. Step 5: Solve for x
   x = 4,894,935,002,500/1,530,499
6. Step 6: Final answer
   x = 3,198,260.83