Finding the Third Proportional to 9,287,623 and 19,699,025

Step by Step Solution

1. Step 1: Write the proportion equation
   9,287,623 : 19,699,025 = 19,699,025 : x
2. Step 2: Convert to fraction form
   9,287,623/19,699,025 = 19,699,025/x
3. Step 3: Cross multiply
   9,287,623x = 19,699,025 × 19,699,025
4. Step 4: Simplify right side
   9,287,623x = 388,051,585,950,625
5. Step 5: Solve for x
   x = 388,051,585,950,625/9,287,623
6. Step 6: Final answer
   x = 41,781,582.43