Finding the Third Proportional to 4,984,480,842 and 10,636,108,788

Step by Step Solution

1. Step 1: Write the proportion equation
   4,984,480,842 : 10,636,108,788 = 10,636,108,788 : x
2. Step 2: Convert to fraction form
   4,984,480,842/10,636,108,788 = 10,636,108,788/x
3. Step 3: Cross multiply
   4,984,480,842x = 10,636,108,788 × 10,636,108,788
4. Step 4: Simplify right side
   4,984,480,842x = 113,126,810,150,170,836,992
5. Step 5: Solve for x
   x = 113,126,810,150,170,836,992/4,984,480,842
6. Step 6: Final answer
   x = 22,695,805,989.85