Finding the Third Proportional to 2,003,142 and 4,244,647

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003,142 : 4,244,647 = 4,244,647 : x
2. Step 2: Convert to fraction form
   2,003,142/4,244,647 = 4,244,647/x
3. Step 3: Cross multiply
   2,003,142x = 4,244,647 × 4,244,647
4. Step 4: Simplify right side
   2,003,142x = 18,017,028,154,609
5. Step 5: Solve for x
   x = 18,017,028,154,609/2,003,142
6. Step 6: Final answer
   x = 8,994,383.90