Finding the Third Proportional to 2,010,431 and 4,335,789

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010,431 : 4,335,789 = 4,335,789 : x
2. Step 2: Convert to fraction form
   2,010,431/4,335,789 = 4,335,789/x
3. Step 3: Cross multiply
   2,010,431x = 4,335,789 × 4,335,789
4. Step 4: Simplify right side
   2,010,431x = 18,799,066,252,521
5. Step 5: Solve for x
   x = 18,799,066,252,521/2,010,431
6. Step 6: Final answer
   x = 9,350,764.22