Finding the Third Proportional to 1,426,560 and 2,216,016

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,560 : 2,216,016 = 2,216,016 : x
2. Step 2: Convert to fraction form
   1,426,560/2,216,016 = 2,216,016/x
3. Step 3: Cross multiply
   1,426,560x = 2,216,016 × 2,216,016
4. Step 4: Simplify right side
   1,426,560x = 4,910,726,912,256
5. Step 5: Solve for x
   x = 4,910,726,912,256/1,426,560
6. Step 6: Final answer
   x = 3,442,355.68