Finding the Third Proportional to 3,449,468 and 7,256,425

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449,468 : 7,256,425 = 7,256,425 : x
2. Step 2: Convert to fraction form
   3,449,468/7,256,425 = 7,256,425/x
3. Step 3: Cross multiply
   3,449,468x = 7,256,425 × 7,256,425
4. Step 4: Simplify right side
   3,449,468x = 52,655,703,780,625
5. Step 5: Solve for x
   x = 52,655,703,780,625/3,449,468
6. Step 6: Final answer
   x = 15,264,876.72