Finding the Third Proportional to 4,973,656 and 7,908,879

Step by Step Solution

1. Step 1: Write the proportion equation
   4,973,656 : 7,908,879 = 7,908,879 : x
2. Step 2: Convert to fraction form
   4,973,656/7,908,879 = 7,908,879/x
3. Step 3: Cross multiply
   4,973,656x = 7,908,879 × 7,908,879
4. Step 4: Simplify right side
   4,973,656x = 62,550,367,036,641
5. Step 5: Solve for x
   x = 62,550,367,036,641/4,973,656
6. Step 6: Final answer
   x = 12,576,335.60