Finding the Third Proportional to 2,485,988 and 5,414,812

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485,988 : 5,414,812 = 5,414,812 : x
2. Step 2: Convert to fraction form
   2,485,988/5,414,812 = 5,414,812/x
3. Step 3: Cross multiply
   2,485,988x = 5,414,812 × 5,414,812
4. Step 4: Simplify right side
   2,485,988x = 29,320,188,995,344
5. Step 5: Solve for x
   x = 29,320,188,995,344/2,485,988
6. Step 6: Final answer
   x = 11,794,179.62