Finding the Third Proportional to 1,018,649,666.50 and 2,182,515,665

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,649,666.50 : 2,182,515,665 = 2,182,515,665 : x
2. Step 2: Convert to fraction form
   1,018,649,666.50/2,182,515,665 = 2,182,515,665/x
3. Step 3: Cross multiply
   1,018,649,666.50x = 2,182,515,665 × 2,182,515,665
4. Step 4: Simplify right side
   1,018,649,666.50x = 4,763,374,627,970,392,064
5. Step 5: Solve for x
   x = 4,763,374,627,970,392,064/1,018,649,666.50
6. Step 6: Final answer
   x = 4,676,165,697.22