Finding the Third Proportional to 2,551,249 and 5,508,345

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551,249 : 5,508,345 = 5,508,345 : x
2. Step 2: Convert to fraction form
   2,551,249/5,508,345 = 5,508,345/x
3. Step 3: Cross multiply
   2,551,249x = 5,508,345 × 5,508,345
4. Step 4: Simplify right side
   2,551,249x = 30,341,864,639,025
5. Step 5: Solve for x
   x = 30,341,864,639,025/2,551,249
6. Step 6: Final answer
   x = 11,892,945.24