Finding the Third Proportional to 3,564,629 and 7,697,436

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564,629 : 7,697,436 = 7,697,436 : x
2. Step 2: Convert to fraction form
   3,564,629/7,697,436 = 7,697,436/x
3. Step 3: Cross multiply
   3,564,629x = 7,697,436 × 7,697,436
4. Step 4: Simplify right side
   3,564,629x = 59,250,520,974,096
5. Step 5: Solve for x
   x = 59,250,520,974,096/3,564,629
6. Step 6: Final answer
   x = 16,621,791.77