Finding the Third Proportional to 3,564,658 and 7,697,540

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564,658 : 7,697,540 = 7,697,540 : x
2. Step 2: Convert to fraction form
   3,564,658/7,697,540 = 7,697,540/x
3. Step 3: Cross multiply
   3,564,658x = 7,697,540 × 7,697,540
4. Step 4: Simplify right side
   3,564,658x = 59,252,122,051,600
5. Step 5: Solve for x
   x = 59,252,122,051,600/3,564,658
6. Step 6: Final answer
   x = 16,622,105.70