Finding the Third Proportional to 3,647,172 and 7,936,500

Step by Step Solution

1. Step 1: Write the proportion equation
   3,647,172 : 7,936,500 = 7,936,500 : x
2. Step 2: Convert to fraction form
   3,647,172/7,936,500 = 7,936,500/x
3. Step 3: Cross multiply
   3,647,172x = 7,936,500 × 7,936,500
4. Step 4: Simplify right side
   3,647,172x = 62,988,032,250,000
5. Step 5: Solve for x
   x = 62,988,032,250,000/3,647,172
6. Step 6: Final answer
   x = 17,270,376.13