Finding the Third Proportional to 10,357,708 and 16,212,642

Step by Step Solution

1. Step 1: Write the proportion equation
   10,357,708 : 16,212,642 = 16,212,642 : x
2. Step 2: Convert to fraction form
   10,357,708/16,212,642 = 16,212,642/x
3. Step 3: Cross multiply
   10,357,708x = 16,212,642 × 16,212,642
4. Step 4: Simplify right side
   10,357,708x = 262,849,760,620,164
5. Step 5: Solve for x
   x = 262,849,760,620,164/10,357,708
6. Step 6: Final answer
   x = 25,377,212.86