Finding the Third Proportional to 4,311,512 and 9,388,476

Step by Step Solution

1. Step 1: Write the proportion equation
   4,311,512 : 9,388,476 = 9,388,476 : x
2. Step 2: Convert to fraction form
   4,311,512/9,388,476 = 9,388,476/x
3. Step 3: Cross multiply
   4,311,512x = 9,388,476 × 9,388,476
4. Step 4: Simplify right side
   4,311,512x = 88,143,481,602,576
5. Step 5: Solve for x
   x = 88,143,481,602,576/4,311,512
6. Step 6: Final answer
   x = 20,443,751.89