Finding the Third Proportional to 3,740,432 and 8,078,744

Step by Step Solution

1. Step 1: Write the proportion equation
   3,740,432 : 8,078,744 = 8,078,744 : x
2. Step 2: Convert to fraction form
   3,740,432/8,078,744 = 8,078,744/x
3. Step 3: Cross multiply
   3,740,432x = 8,078,744 × 8,078,744
4. Step 4: Simplify right side
   3,740,432x = 65,266,104,617,536
5. Step 5: Solve for x
   x = 65,266,104,617,536/3,740,432
6. Step 6: Final answer
   x = 17,448,814.63