Finding the Third Proportional to 3,401,312 and 7,400,463

Step by Step Solution

1. Step 1: Write the proportion equation
   3,401,312 : 7,400,463 = 7,400,463 : x
2. Step 2: Convert to fraction form
   3,401,312/7,400,463 = 7,400,463/x
3. Step 3: Cross multiply
   3,401,312x = 7,400,463 × 7,400,463
4. Step 4: Simplify right side
   3,401,312x = 54,766,852,614,369
5. Step 5: Solve for x
   x = 54,766,852,614,369/3,401,312
6. Step 6: Final answer
   x = 16,101,684.47