Finding the Third Proportional to 2,938,208 and 4,491,738

Step by Step Solution

1. Step 1: Write the proportion equation
   2,938,208 : 4,491,738 = 4,491,738 : x
2. Step 2: Convert to fraction form
   2,938,208/4,491,738 = 4,491,738/x
3. Step 3: Cross multiply
   2,938,208x = 4,491,738 × 4,491,738
4. Step 4: Simplify right side
   2,938,208x = 20,175,710,260,644
5. Step 5: Solve for x
   x = 20,175,710,260,644/2,938,208
6. Step 6: Final answer
   x = 6,866,671.88