Finding the Third Proportional to 3,639,086,884 and 5,200,349,997

Step by Step Solution

1. Step 1: Write the proportion equation
   3,639,086,884 : 5,200,349,997 = 5,200,349,997 : x
2. Step 2: Convert to fraction form
   3,639,086,884/5,200,349,997 = 5,200,349,997/x
3. Step 3: Cross multiply
   3,639,086,884x = 5,200,349,997 × 5,200,349,997
4. Step 4: Simplify right side
   3,639,086,884x = 27,043,640,091,297,898,496
5. Step 5: Solve for x
   x = 27,043,640,091,297,898,496/3,639,086,884
6. Step 6: Final answer
   x = 7,431,435,674.21