Finding the Third Proportional to 3,647,135 and 7,936,465

Step by Step Solution

1. Step 1: Write the proportion equation
   3,647,135 : 7,936,465 = 7,936,465 : x
2. Step 2: Convert to fraction form
   3,647,135/7,936,465 = 7,936,465/x
3. Step 3: Cross multiply
   3,647,135x = 7,936,465 × 7,936,465
4. Step 4: Simplify right side
   3,647,135x = 62,987,476,696,225
5. Step 5: Solve for x
   x = 62,987,476,696,225/3,647,135
6. Step 6: Final answer
   x = 17,270,399.01