Finding the Third Proportional to 3,664,047 and 7,831,259

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664,047 : 7,831,259 = 7,831,259 : x
2. Step 2: Convert to fraction form
   3,664,047/7,831,259 = 7,831,259/x
3. Step 3: Cross multiply
   3,664,047x = 7,831,259 × 7,831,259
4. Step 4: Simplify right side
   3,664,047x = 61,328,617,525,081
5. Step 5: Solve for x
   x = 61,328,617,525,081/3,664,047
6. Step 6: Final answer
   x = 16,737,945.10