Finding the Third Proportional to 3,449,364 and 7,256,256

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449,364 : 7,256,256 = 7,256,256 : x
2. Step 2: Convert to fraction form
   3,449,364/7,256,256 = 7,256,256/x
3. Step 3: Cross multiply
   3,449,364x = 7,256,256 × 7,256,256
4. Step 4: Simplify right side
   3,449,364x = 52,653,251,137,536
5. Step 5: Solve for x
   x = 52,653,251,137,536/3,449,364
6. Step 6: Final answer
   x = 15,264,625.92