Finding the Third Proportional to 3,762,811 and 5,679,488

Step by Step Solution

1. Step 1: Write the proportion equation
   3,762,811 : 5,679,488 = 5,679,488 : x
2. Step 2: Convert to fraction form
   3,762,811/5,679,488 = 5,679,488/x
3. Step 3: Cross multiply
   3,762,811x = 5,679,488 × 5,679,488
4. Step 4: Simplify right side
   3,762,811x = 32,256,583,942,144
5. Step 5: Solve for x
   x = 32,256,583,942,144/3,762,811
6. Step 6: Final answer
   x = 8,572,469.87