Finding the Third Proportional to 3,664,051 and 7,831,268

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664,051 : 7,831,268 = 7,831,268 : x
2. Step 2: Convert to fraction form
   3,664,051/7,831,268 = 7,831,268/x
3. Step 3: Cross multiply
   3,664,051x = 7,831,268 × 7,831,268
4. Step 4: Simplify right side
   3,664,051x = 61,328,758,487,824
5. Step 5: Solve for x
   x = 61,328,758,487,824/3,664,051
6. Step 6: Final answer
   x = 16,737,965.30