Finding the Third Proportional to 31,461,970,357 and 67,411,556,714

Step by Step Solution

1. Step 1: Write the proportion equation
   31,461,970,357 : 67,411,556,714 = 67,411,556,714 : x
2. Step 2: Convert to fraction form
   31,461,970,357/67,411,556,714 = 67,411,556,714/x
3. Step 3: Cross multiply
   31,461,970,357x = 67,411,556,714 × 67,411,556,714
4. Step 4: Simplify right side
   31,461,970,357x = 4,544,317,978,604,838,322,176
5. Step 5: Solve for x
   x = 4,544,317,978,604,838,322,176/31,461,970,357
6. Step 6: Final answer
   x = 144,438,441,936.10