Finding the Third Proportional to 3,869,570 and 8,056,768

Step by Step Solution

1. Step 1: Write the proportion equation
   3,869,570 : 8,056,768 = 8,056,768 : x
2. Step 2: Convert to fraction form
   3,869,570/8,056,768 = 8,056,768/x
3. Step 3: Cross multiply
   3,869,570x = 8,056,768 × 8,056,768
4. Step 4: Simplify right side
   3,869,570x = 64,911,510,605,824
5. Step 5: Solve for x
   x = 64,911,510,605,824/3,869,570
6. Step 6: Final answer
   x = 16,774,864.03