Finding the Third Proportional to 3,507,992 and 5,247,684

Step by Step Solution

1. Step 1: Write the proportion equation
   3,507,992 : 5,247,684 = 5,247,684 : x
2. Step 2: Convert to fraction form
   3,507,992/5,247,684 = 5,247,684/x
3. Step 3: Cross multiply
   3,507,992x = 5,247,684 × 5,247,684
4. Step 4: Simplify right side
   3,507,992x = 27,538,187,363,856
5. Step 5: Solve for x
   x = 27,538,187,363,856/3,507,992
6. Step 6: Final answer
   x = 7,850,128.33