Finding the Third Proportional to 1,198,830 and 2,508,495

Step by Step Solution

1. Step 1: Write the proportion equation
   1,198,830 : 2,508,495 = 2,508,495 : x
2. Step 2: Convert to fraction form
   1,198,830/2,508,495 = 2,508,495/x
3. Step 3: Cross multiply
   1,198,830x = 2,508,495 × 2,508,495
4. Step 4: Simplify right side
   1,198,830x = 6,292,547,165,025
5. Step 5: Solve for x
   x = 6,292,547,165,025/1,198,830
6. Step 6: Final answer
   x = 5,248,906.99