Finding the Third Proportional to 3,649,787,871 and 7,493,061,630

Step by Step Solution

1. Step 1: Write the proportion equation
   3,649,787,871 : 7,493,061,630 = 7,493,061,630 : x
2. Step 2: Convert to fraction form
   3,649,787,871/7,493,061,630 = 7,493,061,630/x
3. Step 3: Cross multiply
   3,649,787,871x = 7,493,061,630 × 7,493,061,630
4. Step 4: Simplify right side
   3,649,787,871x = 56,145,972,590,978,260,992
5. Step 5: Solve for x
   x = 56,145,972,590,978,260,992/3,649,787,871
6. Step 6: Final answer
   x = 15,383,352,286.61