Finding the Third Proportional to 3,814,863 and 8,351,436

Step by Step Solution

1. Step 1: Write the proportion equation
   3,814,863 : 8,351,436 = 8,351,436 : x
2. Step 2: Convert to fraction form
   3,814,863/8,351,436 = 8,351,436/x
3. Step 3: Cross multiply
   3,814,863x = 8,351,436 × 8,351,436
4. Step 4: Simplify right side
   3,814,863x = 69,746,483,262,096
5. Step 5: Solve for x
   x = 69,746,483,262,096/3,814,863
6. Step 6: Final answer
   x = 18,282,827.79