Finding the Third Proportional to 2,201,718 and 4,554,468

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201,718 : 4,554,468 = 4,554,468 : x
2. Step 2: Convert to fraction form
   2,201,718/4,554,468 = 4,554,468/x
3. Step 3: Cross multiply
   2,201,718x = 4,554,468 × 4,554,468
4. Step 4: Simplify right side
   2,201,718x = 20,743,178,763,024
5. Step 5: Solve for x
   x = 20,743,178,763,024/2,201,718
6. Step 6: Final answer
   x = 9,421,360.39