Finding the Third Proportional to 3,557,172 and 5,325,996

Step by Step Solution

1. Step 1: Write the proportion equation
   3,557,172 : 5,325,996 = 5,325,996 : x
2. Step 2: Convert to fraction form
   3,557,172/5,325,996 = 5,325,996/x
3. Step 3: Cross multiply
   3,557,172x = 5,325,996 × 5,325,996
4. Step 4: Simplify right side
   3,557,172x = 28,366,233,392,016
5. Step 5: Solve for x
   x = 28,366,233,392,016/3,557,172
6. Step 6: Final answer
   x = 7,974,377.79