Finding the Third Proportional to 2,211,442 and 3,387,059

Step by Step Solution

1. Step 1: Write the proportion equation
   2,211,442 : 3,387,059 = 3,387,059 : x
2. Step 2: Convert to fraction form
   2,211,442/3,387,059 = 3,387,059/x
3. Step 3: Cross multiply
   2,211,442x = 3,387,059 × 3,387,059
4. Step 4: Simplify right side
   2,211,442x = 11,472,168,669,481
5. Step 5: Solve for x
   x = 11,472,168,669,481/2,211,442
6. Step 6: Final answer
   x = 5,187,641.67