Finding the Third Proportional to 5,051,874 and 7,915,779

Step by Step Solution

1. Step 1: Write the proportion equation
   5,051,874 : 7,915,779 = 7,915,779 : x
2. Step 2: Convert to fraction form
   5,051,874/7,915,779 = 7,915,779/x
3. Step 3: Cross multiply
   5,051,874x = 7,915,779 × 7,915,779
4. Step 4: Simplify right side
   5,051,874x = 62,659,557,176,841
5. Step 5: Solve for x
   x = 62,659,557,176,841/5,051,874
6. Step 6: Final answer
   x = 12,403,230.40