Finding the Third Proportional to 3,507,518 and 7,649,806

Step by Step Solution

1. Step 1: Write the proportion equation
   3,507,518 : 7,649,806 = 7,649,806 : x
2. Step 2: Convert to fraction form
   3,507,518/7,649,806 = 7,649,806/x
3. Step 3: Cross multiply
   3,507,518x = 7,649,806 × 7,649,806
4. Step 4: Simplify right side
   3,507,518x = 58,519,531,837,636
5. Step 5: Solve for x
   x = 58,519,531,837,636/3,507,518
6. Step 6: Final answer
   x = 16,684,028.95