Finding the Third Proportional to 2,987,790 and 4,517,259

Step by Step Solution

1. Step 1: Write the proportion equation
   2,987,790 : 4,517,259 = 4,517,259 : x
2. Step 2: Convert to fraction form
   2,987,790/4,517,259 = 4,517,259/x
3. Step 3: Cross multiply
   2,987,790x = 4,517,259 × 4,517,259
4. Step 4: Simplify right side
   2,987,790x = 20,405,628,873,081
5. Step 5: Solve for x
   x = 20,405,628,873,081/2,987,790
6. Step 6: Final answer
   x = 6,829,673.06