Finding the Third Proportional to 6,257,910 and 13,188,366

Step by Step Solution

1. Step 1: Write the proportion equation
   6,257,910 : 13,188,366 = 13,188,366 : x
2. Step 2: Convert to fraction form
   6,257,910/13,188,366 = 13,188,366/x
3. Step 3: Cross multiply
   6,257,910x = 13,188,366 × 13,188,366
4. Step 4: Simplify right side
   6,257,910x = 173,932,997,749,956
5. Step 5: Solve for x
   x = 173,932,997,749,956/6,257,910
6. Step 6: Final answer
   x = 27,794,103.42