Finding the Third Proportional to 31,180,336 and 68,026,782

Step by Step Solution

1. Step 1: Write the proportion equation
   31,180,336 : 68,026,782 = 68,026,782 : x
2. Step 2: Convert to fraction form
   31,180,336/68,026,782 = 68,026,782/x
3. Step 3: Cross multiply
   31,180,336x = 68,026,782 × 68,026,782
4. Step 4: Simplify right side
   31,180,336x = 4,627,643,069,275,524
5. Step 5: Solve for x
   x = 4,627,643,069,275,524/31,180,336
6. Step 6: Final answer
   x = 148,415,433.02