Finding the Third Proportional to 1,434,942 and 3,149,789

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434,942 : 3,149,789 = 3,149,789 : x
2. Step 2: Convert to fraction form
   1,434,942/3,149,789 = 3,149,789/x
3. Step 3: Cross multiply
   1,434,942x = 3,149,789 × 3,149,789
4. Step 4: Simplify right side
   1,434,942x = 9,921,170,744,521
5. Step 5: Solve for x
   x = 9,921,170,744,521/1,434,942
6. Step 6: Final answer
   x = 6,913,987.29