Finding the Third Proportional to 3,469,634 and 7,518,470

Step by Step Solution

1. Step 1: Write the proportion equation
   3,469,634 : 7,518,470 = 7,518,470 : x
2. Step 2: Convert to fraction form
   3,469,634/7,518,470 = 7,518,470/x
3. Step 3: Cross multiply
   3,469,634x = 7,518,470 × 7,518,470
4. Step 4: Simplify right side
   3,469,634x = 56,527,391,140,900
5. Step 5: Solve for x
   x = 56,527,391,140,900/3,469,634
6. Step 6: Final answer
   x = 16,292,032.86