Finding the Third Proportional to 2,778,018 and 5,633,256

Step by Step Solution

1. Step 1: Write the proportion equation
   2,778,018 : 5,633,256 = 5,633,256 : x
2. Step 2: Convert to fraction form
   2,778,018/5,633,256 = 5,633,256/x
3. Step 3: Cross multiply
   2,778,018x = 5,633,256 × 5,633,256
4. Step 4: Simplify right side
   2,778,018x = 31,733,573,161,536
5. Step 5: Solve for x
   x = 31,733,573,161,536/2,778,018
6. Step 6: Final answer
   x = 11,423,098.47