Finding the Third Proportional to 5,607,531 and 8,401,968

Step by Step Solution

1. Step 1: Write the proportion equation
   5,607,531 : 8,401,968 = 8,401,968 : x
2. Step 2: Convert to fraction form
   5,607,531/8,401,968 = 8,401,968/x
3. Step 3: Cross multiply
   5,607,531x = 8,401,968 × 8,401,968
4. Step 4: Simplify right side
   5,607,531x = 70,593,066,273,024
5. Step 5: Solve for x
   x = 70,593,066,273,024/5,607,531
6. Step 6: Final answer
   x = 12,588,974.77