Finding the Third Proportional to 3,844,838 and 8,186,611

Step by Step Solution

1. Step 1: Write the proportion equation
   3,844,838 : 8,186,611 = 8,186,611 : x
2. Step 2: Convert to fraction form
   3,844,838/8,186,611 = 8,186,611/x
3. Step 3: Cross multiply
   3,844,838x = 8,186,611 × 8,186,611
4. Step 4: Simplify right side
   3,844,838x = 67,020,599,665,321
5. Step 5: Solve for x
   x = 67,020,599,665,321/3,844,838
6. Step 6: Final answer
   x = 17,431,319.52