Finding the Third Proportional to 4,039,462 and 8,851,466

Step by Step Solution

1. Step 1: Write the proportion equation
   4,039,462 : 8,851,466 = 8,851,466 : x
2. Step 2: Convert to fraction form
   4,039,462/8,851,466 = 8,851,466/x
3. Step 3: Cross multiply
   4,039,462x = 8,851,466 × 8,851,466
4. Step 4: Simplify right side
   4,039,462x = 78,348,450,349,156
5. Step 5: Solve for x
   x = 78,348,450,349,156/4,039,462
6. Step 6: Final answer
   x = 19,395,763.68