Finding the Third Proportional to 1,579,980 and 2,257,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,579,980 : 2,257,800 = 2,257,800 : x
2. Step 2: Convert to fraction form
   1,579,980/2,257,800 = 2,257,800/x
3. Step 3: Cross multiply
   1,579,980x = 2,257,800 × 2,257,800
4. Step 4: Simplify right side
   1,579,980x = 5,097,660,840,000
5. Step 5: Solve for x
   x = 5,097,660,840,000/1,579,980
6. Step 6: Final answer
   x = 3,226,408.46