Finding the Third Proportional to 3,867,776 and 8,053,405

Step by Step Solution

1. Step 1: Write the proportion equation
   3,867,776 : 8,053,405 = 8,053,405 : x
2. Step 2: Convert to fraction form
   3,867,776/8,053,405 = 8,053,405/x
3. Step 3: Cross multiply
   3,867,776x = 8,053,405 × 8,053,405
4. Step 4: Simplify right side
   3,867,776x = 64,857,332,094,025
5. Step 5: Solve for x
   x = 64,857,332,094,025/3,867,776
6. Step 6: Final answer
   x = 16,768,637.09