Finding the Third Proportional to 3,564,634 and 7,697,446

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564,634 : 7,697,446 = 7,697,446 : x
2. Step 2: Convert to fraction form
   3,564,634/7,697,446 = 7,697,446/x
3. Step 3: Cross multiply
   3,564,634x = 7,697,446 × 7,697,446
4. Step 4: Simplify right side
   3,564,634x = 59,250,674,922,916
5. Step 5: Solve for x
   x = 59,250,674,922,916/3,564,634
6. Step 6: Final answer
   x = 16,621,811.64