Finding the Third Proportional to 2,957,486 and 4,491,564

Step by Step Solution

1. Step 1: Write the proportion equation
   2,957,486 : 4,491,564 = 4,491,564 : x
2. Step 2: Convert to fraction form
   2,957,486/4,491,564 = 4,491,564/x
3. Step 3: Cross multiply
   2,957,486x = 4,491,564 × 4,491,564
4. Step 4: Simplify right side
   2,957,486x = 20,174,147,166,096
5. Step 5: Solve for x
   x = 20,174,147,166,096/2,957,486
6. Step 6: Final answer
   x = 6,821,383.83