Finding the Third Proportional to 6,439,504 and 8,714,472

Step by Step Solution

1. Step 1: Write the proportion equation
   6,439,504 : 8,714,472 = 8,714,472 : x
2. Step 2: Convert to fraction form
   6,439,504/8,714,472 = 8,714,472/x
3. Step 3: Cross multiply
   6,439,504x = 8,714,472 × 8,714,472
4. Step 4: Simplify right side
   6,439,504x = 75,942,022,238,784
5. Step 5: Solve for x
   x = 75,942,022,238,784/6,439,504
6. Step 6: Final answer
   x = 11,793,147.77