Finding the Third Proportional to 3,449,474 and 7,256,401

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449,474 : 7,256,401 = 7,256,401 : x
2. Step 2: Convert to fraction form
   3,449,474/7,256,401 = 7,256,401/x
3. Step 3: Cross multiply
   3,449,474x = 7,256,401 × 7,256,401
4. Step 4: Simplify right side
   3,449,474x = 52,655,355,472,801
5. Step 5: Solve for x
   x = 52,655,355,472,801/3,449,474
6. Step 6: Final answer
   x = 15,264,749.20