Finding the Third Proportional to 3,664,067 and 7,831,298

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664,067 : 7,831,298 = 7,831,298 : x
2. Step 2: Convert to fraction form
   3,664,067/7,831,298 = 7,831,298/x
3. Step 3: Cross multiply
   3,664,067x = 7,831,298 × 7,831,298
4. Step 4: Simplify right side
   3,664,067x = 61,329,228,364,804
5. Step 5: Solve for x
   x = 61,329,228,364,804/3,664,067
6. Step 6: Final answer
   x = 16,738,020.45