Finding the Third Proportional to 2,509,508 and 5,383,273

Step by Step Solution

1. Step 1: Write the proportion equation
   2,509,508 : 5,383,273 = 5,383,273 : x
2. Step 2: Convert to fraction form
   2,509,508/5,383,273 = 5,383,273/x
3. Step 3: Cross multiply
   2,509,508x = 5,383,273 × 5,383,273
4. Step 4: Simplify right side
   2,509,508x = 28,979,628,192,529
5. Step 5: Solve for x
   x = 28,979,628,192,529/2,509,508
6. Step 6: Final answer
   x = 11,547,932.18