Finding the Third Proportional to 2,122,866 and 4,442,562

Step by Step Solution

1. Step 1: Write the proportion equation
   2,122,866 : 4,442,562 = 4,442,562 : x
2. Step 2: Convert to fraction form
   2,122,866/4,442,562 = 4,442,562/x
3. Step 3: Cross multiply
   2,122,866x = 4,442,562 × 4,442,562
4. Step 4: Simplify right side
   2,122,866x = 19,736,357,123,844
5. Step 5: Solve for x
   x = 19,736,357,123,844/2,122,866
6. Step 6: Final answer
   x = 9,297,033.88