Finding the Third Proportional to 3,844,636 and 8,186,206

Step by Step Solution

1. Step 1: Write the proportion equation
   3,844,636 : 8,186,206 = 8,186,206 : x
2. Step 2: Convert to fraction form
   3,844,636/8,186,206 = 8,186,206/x
3. Step 3: Cross multiply
   3,844,636x = 8,186,206 × 8,186,206
4. Step 4: Simplify right side
   3,844,636x = 67,013,968,674,436
5. Step 5: Solve for x
   x = 67,013,968,674,436/3,844,636
6. Step 6: Final answer
   x = 17,430,510.63