Finding the Third Proportional to 3,240,911 and 7,064,986

Step by Step Solution

1. Step 1: Write the proportion equation
   3,240,911 : 7,064,986 = 7,064,986 : x
2. Step 2: Convert to fraction form
   3,240,911/7,064,986 = 7,064,986/x
3. Step 3: Cross multiply
   3,240,911x = 7,064,986 × 7,064,986
4. Step 4: Simplify right side
   3,240,911x = 49,914,027,180,196
5. Step 5: Solve for x
   x = 49,914,027,180,196/3,240,911
6. Step 6: Final answer
   x = 15,401,233.54