Finding the Third Proportional to 31,375,622,069.25 and 67,227,388,656

Step by Step Solution

1. Step 1: Write the proportion equation
   31,375,622,069.25 : 67,227,388,656 = 67,227,388,656 : x
2. Step 2: Convert to fraction form
   31,375,622,069.25/67,227,388,656 = 67,227,388,656/x
3. Step 3: Cross multiply
   31,375,622,069.25x = 67,227,388,656 × 67,227,388,656
4. Step 4: Simplify right side
   31,375,622,069.25x = 4,519,521,785,504,877,510,656
5. Step 5: Solve for x
   x = 4,519,521,785,504,877,510,656/31,375,622,069.25
6. Step 6: Final answer
   x = 144,045,647,143.82