Finding the Third Proportional to 3,557,109 and 5,325,930

Step by Step Solution

1. Step 1: Write the proportion equation
   3,557,109 : 5,325,930 = 5,325,930 : x
2. Step 2: Convert to fraction form
   3,557,109/5,325,930 = 5,325,930/x
3. Step 3: Cross multiply
   3,557,109x = 5,325,930 × 5,325,930
4. Step 4: Simplify right side
   3,557,109x = 28,365,530,364,900
5. Step 5: Solve for x
   x = 28,365,530,364,900/3,557,109
6. Step 6: Final answer
   x = 7,974,321.38