Finding the Third Proportional to 2,559,847 and 5,499,580

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559,847 : 5,499,580 = 5,499,580 : x
2. Step 2: Convert to fraction form
   2,559,847/5,499,580 = 5,499,580/x
3. Step 3: Cross multiply
   2,559,847x = 5,499,580 × 5,499,580
4. Step 4: Simplify right side
   2,559,847x = 30,245,380,176,400
5. Step 5: Solve for x
   x = 30,245,380,176,400/2,559,847
6. Step 6: Final answer
   x = 11,815,307.78