Finding the Third Proportional to 2,894,790 and 4,257,986

Step by Step Solution

1. Step 1: Write the proportion equation
   2,894,790 : 4,257,986 = 4,257,986 : x
2. Step 2: Convert to fraction form
   2,894,790/4,257,986 = 4,257,986/x
3. Step 3: Cross multiply
   2,894,790x = 4,257,986 × 4,257,986
4. Step 4: Simplify right side
   2,894,790x = 18,130,444,776,196
5. Step 5: Solve for x
   x = 18,130,444,776,196/2,894,790
6. Step 6: Final answer
   x = 6,263,129.55