Finding the Third Proportional to 3,796,986 and 8,315,188

Step by Step Solution

1. Step 1: Write the proportion equation
   3,796,986 : 8,315,188 = 8,315,188 : x
2. Step 2: Convert to fraction form
   3,796,986/8,315,188 = 8,315,188/x
3. Step 3: Cross multiply
   3,796,986x = 8,315,188 × 8,315,188
4. Step 4: Simplify right side
   3,796,986x = 69,142,351,475,344
5. Step 5: Solve for x
   x = 69,142,351,475,344/3,796,986
6. Step 6: Final answer
   x = 18,209,798.90