Finding the Third Proportional to 1,226,728 and 1,882,920

Step by Step Solution

1. Step 1: Write the proportion equation
   1,226,728 : 1,882,920 = 1,882,920 : x
2. Step 2: Convert to fraction form
   1,226,728/1,882,920 = 1,882,920/x
3. Step 3: Cross multiply
   1,226,728x = 1,882,920 × 1,882,920
4. Step 4: Simplify right side
   1,226,728x = 3,545,387,726,400
5. Step 5: Solve for x
   x = 3,545,387,726,400/1,226,728
6. Step 6: Final answer
   x = 2,890,117.23