Finding the Third Proportional to 3,469,623 and 7,518,450

Step by Step Solution

1. Step 1: Write the proportion equation
   3,469,623 : 7,518,450 = 7,518,450 : x
2. Step 2: Convert to fraction form
   3,469,623/7,518,450 = 7,518,450/x
3. Step 3: Cross multiply
   3,469,623x = 7,518,450 × 7,518,450
4. Step 4: Simplify right side
   3,469,623x = 56,527,090,402,500
5. Step 5: Solve for x
   x = 56,527,090,402,500/3,469,623
6. Step 6: Final answer
   x = 16,291,997.83