Finding the Third Proportional to 1,597,423 and 3,438,425

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597,423 : 3,438,425 = 3,438,425 : x
2. Step 2: Convert to fraction form
   1,597,423/3,438,425 = 3,438,425/x
3. Step 3: Cross multiply
   1,597,423x = 3,438,425 × 3,438,425
4. Step 4: Simplify right side
   1,597,423x = 11,822,766,480,625
5. Step 5: Solve for x
   x = 11,822,766,480,625/1,597,423
6. Step 6: Final answer
   x = 7,401,149.53