Finding the Third Proportional to 4,948,128 and 10,544,256

Step by Step Solution

1. Step 1: Write the proportion equation
   4,948,128 : 10,544,256 = 10,544,256 : x
2. Step 2: Convert to fraction form
   4,948,128/10,544,256 = 10,544,256/x
3. Step 3: Cross multiply
   4,948,128x = 10,544,256 × 10,544,256
4. Step 4: Simplify right side
   4,948,128x = 111,181,334,593,536
5. Step 5: Solve for x
   x = 111,181,334,593,536/4,948,128
6. Step 6: Final answer
   x = 22,469,373.18