Finding the Third Proportional to 1,294,920 and 1,960,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,294,920 : 1,960,440 = 1,960,440 : x
2. Step 2: Convert to fraction form
   1,294,920/1,960,440 = 1,960,440/x
3. Step 3: Cross multiply
   1,294,920x = 1,960,440 × 1,960,440
4. Step 4: Simplify right side
   1,294,920x = 3,843,324,993,600
5. Step 5: Solve for x
   x = 3,843,324,993,600/1,294,920
6. Step 6: Final answer
   x = 2,968,001.88