Finding the Third Proportional to 1,265,618 and 1,960,213

Step by Step Solution

1. Step 1: Write the proportion equation
   1,265,618 : 1,960,213 = 1,960,213 : x
2. Step 2: Convert to fraction form
   1,265,618/1,960,213 = 1,960,213/x
3. Step 3: Cross multiply
   1,265,618x = 1,960,213 × 1,960,213
4. Step 4: Simplify right side
   1,265,618x = 3,842,435,005,369
5. Step 5: Solve for x
   x = 3,842,435,005,369/1,265,618
6. Step 6: Final answer
   x = 3,036,014.82