Finding the Third Proportional to 1,139,049 and 2,505,474

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,049 : 2,505,474 = 2,505,474 : x
2. Step 2: Convert to fraction form
   1,139,049/2,505,474 = 2,505,474/x
3. Step 3: Cross multiply
   1,139,049x = 2,505,474 × 2,505,474
4. Step 4: Simplify right side
   1,139,049x = 6,277,399,964,676
5. Step 5: Solve for x
   x = 6,277,399,964,676/1,139,049
6. Step 6: Final answer
   x = 5,511,088.61