Finding the Third Proportional to 31,375,622,658 and 67,227,389,802

Step by Step Solution

1. Step 1: Write the proportion equation
   31,375,622,658 : 67,227,389,802 = 67,227,389,802 : x
2. Step 2: Convert to fraction form
   31,375,622,658/67,227,389,802 = 67,227,389,802/x
3. Step 3: Cross multiply
   31,375,622,658x = 67,227,389,802 × 67,227,389,802
4. Step 4: Simplify right side
   31,375,622,658x = 4,519,521,939,590,053,625,856
5. Step 5: Solve for x
   x = 4,519,521,939,590,053,625,856/31,375,622,658
6. Step 6: Final answer
   x = 144,045,649,351.84