Finding the Third Proportional to 1,380,866 and 2,960,644

Step by Step Solution

1. Step 1: Write the proportion equation
   1,380,866 : 2,960,644 = 2,960,644 : x
2. Step 2: Convert to fraction form
   1,380,866/2,960,644 = 2,960,644/x
3. Step 3: Cross multiply
   1,380,866x = 2,960,644 × 2,960,644
4. Step 4: Simplify right side
   1,380,866x = 8,765,412,894,736
5. Step 5: Solve for x
   x = 8,765,412,894,736/1,380,866
6. Step 6: Final answer
   x = 6,347,765.02