Finding the Third Proportional to 4,395,969 and 9,372,582

Step by Step Solution

1. Step 1: Write the proportion equation
   4,395,969 : 9,372,582 = 9,372,582 : x
2. Step 2: Convert to fraction form
   4,395,969/9,372,582 = 9,372,582/x
3. Step 3: Cross multiply
   4,395,969x = 9,372,582 × 9,372,582
4. Step 4: Simplify right side
   4,395,969x = 87,845,293,346,724
5. Step 5: Solve for x
   x = 87,845,293,346,724/4,395,969
6. Step 6: Final answer
   x = 19,983,146.68