Finding the Third Proportional to 3,874,848 and 8,447,232

Step by Step Solution

1. Step 1: Write the proportion equation
   3,874,848 : 8,447,232 = 8,447,232 : x
2. Step 2: Convert to fraction form
   3,874,848/8,447,232 = 8,447,232/x
3. Step 3: Cross multiply
   3,874,848x = 8,447,232 × 8,447,232
4. Step 4: Simplify right side
   3,874,848x = 71,355,728,461,824
5. Step 5: Solve for x
   x = 71,355,728,461,824/3,874,848
6. Step 6: Final answer
   x = 18,415,103.89