Finding the Third Proportional to 4,443,270 and 9,201,612

Step by Step Solution

1. Step 1: Write the proportion equation
   4,443,270 : 9,201,612 = 9,201,612 : x
2. Step 2: Convert to fraction form
   4,443,270/9,201,612 = 9,201,612/x
3. Step 3: Cross multiply
   4,443,270x = 9,201,612 × 9,201,612
4. Step 4: Simplify right side
   4,443,270x = 84,669,663,398,544
5. Step 5: Solve for x
   x = 84,669,663,398,544/4,443,270
6. Step 6: Final answer
   x = 19,055,709.74