Finding the Third Proportional to 2,406,826 and 5,285,980

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406,826 : 5,285,980 = 5,285,980 : x
2. Step 2: Convert to fraction form
   2,406,826/5,285,980 = 5,285,980/x
3. Step 3: Cross multiply
   2,406,826x = 5,285,980 × 5,285,980
4. Step 4: Simplify right side
   2,406,826x = 27,941,584,560,400
5. Step 5: Solve for x
   x = 27,941,584,560,400/2,406,826
6. Step 6: Final answer
   x = 11,609,308.09