Finding the Third Proportional to 2,019,003 and 4,321,755

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019,003 : 4,321,755 = 4,321,755 : x
2. Step 2: Convert to fraction form
   2,019,003/4,321,755 = 4,321,755/x
3. Step 3: Cross multiply
   2,019,003x = 4,321,755 × 4,321,755
4. Step 4: Simplify right side
   2,019,003x = 18,677,566,280,025
5. Step 5: Solve for x
   x = 18,677,566,280,025/2,019,003
6. Step 6: Final answer
   x = 9,250,885.85