Finding the Third Proportional to 2,666,271 and 4,293,574

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,271 : 4,293,574 = 4,293,574 : x
2. Step 2: Convert to fraction form
   2,666,271/4,293,574 = 4,293,574/x
3. Step 3: Cross multiply
   2,666,271x = 4,293,574 × 4,293,574
4. Step 4: Simplify right side
   2,666,271x = 18,434,777,693,476
5. Step 5: Solve for x
   x = 18,434,777,693,476/2,666,271
6. Step 6: Final answer
   x = 6,914,067.51