Finding the Third Proportional to 2,679,488 and 5,778,772

Step by Step Solution

1. Step 1: Write the proportion equation
   2,679,488 : 5,778,772 = 5,778,772 : x
2. Step 2: Convert to fraction form
   2,679,488/5,778,772 = 5,778,772/x
3. Step 3: Cross multiply
   2,679,488x = 5,778,772 × 5,778,772
4. Step 4: Simplify right side
   2,679,488x = 33,394,205,827,984
5. Step 5: Solve for x
   x = 33,394,205,827,984/2,679,488
6. Step 6: Final answer
   x = 12,462,905.54