Finding the Third Proportional to 6,132,320 and 12,900,256

Step by Step Solution

1. Step 1: Write the proportion equation
   6,132,320 : 12,900,256 = 12,900,256 : x
2. Step 2: Convert to fraction form
   6,132,320/12,900,256 = 12,900,256/x
3. Step 3: Cross multiply
   6,132,320x = 12,900,256 × 12,900,256
4. Step 4: Simplify right side
   6,132,320x = 166,416,604,865,536
5. Step 5: Solve for x
   x = 166,416,604,865,536/6,132,320
6. Step 6: Final answer
   x = 27,137,625.71