Finding the Third Proportional to 333,789,738 and 677,012,520

Step by Step Solution

1. Step 1: Write the proportion equation
   333,789,738 : 677,012,520 = 677,012,520 : x
2. Step 2: Convert to fraction form
   333,789,738/677,012,520 = 677,012,520/x
3. Step 3: Cross multiply
   333,789,738x = 677,012,520 × 677,012,520
4. Step 4: Simplify right side
   333,789,738x = 458,345,952,236,750,400
5. Step 5: Solve for x
   x = 458,345,952,236,750,400/333,789,738
6. Step 6: Final answer
   x = 1,373,157,709.95