Finding the Third Proportional to 3,488,856 and 7,391,979

Step by Step Solution

1. Step 1: Write the proportion equation
   3,488,856 : 7,391,979 = 7,391,979 : x
2. Step 2: Convert to fraction form
   3,488,856/7,391,979 = 7,391,979/x
3. Step 3: Cross multiply
   3,488,856x = 7,391,979 × 7,391,979
4. Step 4: Simplify right side
   3,488,856x = 54,641,353,536,441
5. Step 5: Solve for x
   x = 54,641,353,536,441/3,488,856
6. Step 6: Final answer
   x = 15,661,682.09