Finding the Third Proportional to 2,239,779 and 3,458,685

Step by Step Solution

1. Step 1: Write the proportion equation
   2,239,779 : 3,458,685 = 3,458,685 : x
2. Step 2: Convert to fraction form
   2,239,779/3,458,685 = 3,458,685/x
3. Step 3: Cross multiply
   2,239,779x = 3,458,685 × 3,458,685
4. Step 4: Simplify right side
   2,239,779x = 11,962,501,929,225
5. Step 5: Solve for x
   x = 11,962,501,929,225/2,239,779
6. Step 6: Final answer
   x = 5,340,929.59