Finding the Third Proportional to 4,122,814 and 8,977,544

Step by Step Solution

1. Step 1: Write the proportion equation
   4,122,814 : 8,977,544 = 8,977,544 : x
2. Step 2: Convert to fraction form
   4,122,814/8,977,544 = 8,977,544/x
3. Step 3: Cross multiply
   4,122,814x = 8,977,544 × 8,977,544
4. Step 4: Simplify right side
   4,122,814x = 80,596,296,271,936
5. Step 5: Solve for x
   x = 80,596,296,271,936/4,122,814
6. Step 6: Final answer
   x = 19,548,855.77