Finding the Third Proportional to 2,207,673 and 4,887,495

Step by Step Solution

1. Step 1: Write the proportion equation
   2,207,673 : 4,887,495 = 4,887,495 : x
2. Step 2: Convert to fraction form
   2,207,673/4,887,495 = 4,887,495/x
3. Step 3: Cross multiply
   2,207,673x = 4,887,495 × 4,887,495
4. Step 4: Simplify right side
   2,207,673x = 23,887,607,375,025
5. Step 5: Solve for x
   x = 23,887,607,375,025/2,207,673
6. Step 6: Final answer
   x = 10,820,265.22