Finding the Third Proportional to 679,696,521.75 and 1,463,978,959.31

Step by Step Solution

1. Step 1: Write the proportion equation
   679,696,521.75 : 1,463,978,959.31 = 1,463,978,959.31 : x
2. Step 2: Convert to fraction form
   679,696,521.75/1,463,978,959.31 = 1,463,978,959.31/x
3. Step 3: Cross multiply
   679,696,521.75x = 1,463,978,959.31 × 1,463,978,959.31
4. Step 4: Simplify right side
   679,696,521.75x = 2,143,234,393,309,710,592
5. Step 5: Solve for x
   x = 2,143,234,393,309,710,592/679,696,521.75
6. Step 6: Final answer
   x = 3,153,222,540.84