Finding the Third Proportional to 3,946,074 and 8,491,044

Step by Step Solution

1. Step 1: Write the proportion equation
   3,946,074 : 8,491,044 = 8,491,044 : x
2. Step 2: Convert to fraction form
   3,946,074/8,491,044 = 8,491,044/x
3. Step 3: Cross multiply
   3,946,074x = 8,491,044 × 8,491,044
4. Step 4: Simplify right side
   3,946,074x = 72,097,828,209,936
5. Step 5: Solve for x
   x = 72,097,828,209,936/3,946,074
6. Step 6: Final answer
   x = 18,270,774.50