Finding the Third Proportional to 4,372,786 and 9,025,670

Step by Step Solution

1. Step 1: Write the proportion equation
   4,372,786 : 9,025,670 = 9,025,670 : x
2. Step 2: Convert to fraction form
   4,372,786/9,025,670 = 9,025,670/x
3. Step 3: Cross multiply
   4,372,786x = 9,025,670 × 9,025,670
4. Step 4: Simplify right side
   4,372,786x = 81,462,718,948,900
5. Step 5: Solve for x
   x = 81,462,718,948,900/4,372,786
6. Step 6: Final answer
   x = 18,629,477.63