Finding the Third Proportional to 2,018,722 and 4,264,900

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018,722 : 4,264,900 = 4,264,900 : x
2. Step 2: Convert to fraction form
   2,018,722/4,264,900 = 4,264,900/x
3. Step 3: Cross multiply
   2,018,722x = 4,264,900 × 4,264,900
4. Step 4: Simplify right side
   2,018,722x = 18,189,372,010,000
5. Step 5: Solve for x
   x = 18,189,372,010,000/2,018,722
6. Step 6: Final answer
   x = 9,010,340.21