Finding the Third Proportional to 3,840,774 and 8,276,412

Step by Step Solution

1. Step 1: Write the proportion equation
   3,840,774 : 8,276,412 = 8,276,412 : x
2. Step 2: Convert to fraction form
   3,840,774/8,276,412 = 8,276,412/x
3. Step 3: Cross multiply
   3,840,774x = 8,276,412 × 8,276,412
4. Step 4: Simplify right side
   3,840,774x = 68,498,995,593,744
5. Step 5: Solve for x
   x = 68,498,995,593,744/3,840,774
6. Step 6: Final answer
   x = 17,834,685.30