Finding the Third Proportional to 368,695,035 and 789,979,321

Step by Step Solution

1. Step 1: Write the proportion equation
   368,695,035 : 789,979,321 = 789,979,321 : x
2. Step 2: Convert to fraction form
   368,695,035/789,979,321 = 789,979,321/x
3. Step 3: Cross multiply
   368,695,035x = 789,979,321 × 789,979,321
4. Step 4: Simplify right side
   368,695,035x = 624,067,327,607,620,992
5. Step 5: Solve for x
   x = 624,067,327,607,620,992/368,695,035
6. Step 6: Final answer
   x = 1,692,638,273.82