Finding the Third Proportional to 1,366,992 and 2,039,400

Step by Step Solution

1. Step 1: Write the proportion equation
   1,366,992 : 2,039,400 = 2,039,400 : x
2. Step 2: Convert to fraction form
   1,366,992/2,039,400 = 2,039,400/x
3. Step 3: Cross multiply
   1,366,992x = 2,039,400 × 2,039,400
4. Step 4: Simplify right side
   1,366,992x = 4,159,152,360,000
5. Step 5: Solve for x
   x = 4,159,152,360,000/1,366,992
6. Step 6: Final answer
   x = 3,042,557.94