Finding the Third Proportional to 3,844,836 and 8,186,607

Step by Step Solution

1. Step 1: Write the proportion equation
   3,844,836 : 8,186,607 = 8,186,607 : x
2. Step 2: Convert to fraction form
   3,844,836/8,186,607 = 8,186,607/x
3. Step 3: Cross multiply
   3,844,836x = 8,186,607 × 8,186,607
4. Step 4: Simplify right side
   3,844,836x = 67,020,534,172,449
5. Step 5: Solve for x
   x = 67,020,534,172,449/3,844,836
6. Step 6: Final answer
   x = 17,431,311.55