Finding the Third Proportional to 3,379,536 and 7,038,642

Step by Step Solution

1. Step 1: Write the proportion equation
   3,379,536 : 7,038,642 = 7,038,642 : x
2. Step 2: Convert to fraction form
   3,379,536/7,038,642 = 7,038,642/x
3. Step 3: Cross multiply
   3,379,536x = 7,038,642 × 7,038,642
4. Step 4: Simplify right side
   3,379,536x = 49,542,481,204,164
5. Step 5: Solve for x
   x = 49,542,481,204,164/3,379,536
6. Step 6: Final answer
   x = 14,659,551.25