Finding the Third Proportional to 3,977,459,496 and 5,530,340,916

Step by Step Solution

1. Step 1: Write the proportion equation
   3,977,459,496 : 5,530,340,916 = 5,530,340,916 : x
2. Step 2: Convert to fraction form
   3,977,459,496/5,530,340,916 = 5,530,340,916/x
3. Step 3: Cross multiply
   3,977,459,496x = 5,530,340,916 × 5,530,340,916
4. Step 4: Simplify right side
   3,977,459,496x = 30,584,670,647,183,720,448
5. Step 5: Solve for x
   x = 30,584,670,647,183,720,448/3,977,459,496
6. Step 6: Final answer
   x = 7,689,498,957.30