Finding the Third Proportional to 2,002,425 and 4,146,789

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002,425 : 4,146,789 = 4,146,789 : x
2. Step 2: Convert to fraction form
   2,002,425/4,146,789 = 4,146,789/x
3. Step 3: Cross multiply
   2,002,425x = 4,146,789 × 4,146,789
4. Step 4: Simplify right side
   2,002,425x = 17,195,859,010,521
5. Step 5: Solve for x
   x = 17,195,859,010,521/2,002,425
6. Step 6: Final answer
   x = 8,587,517.14