Finding the Third Proportional to 2,619,864 and 4,165,986

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619,864 : 4,165,986 = 4,165,986 : x
2. Step 2: Convert to fraction form
   2,619,864/4,165,986 = 4,165,986/x
3. Step 3: Cross multiply
   2,619,864x = 4,165,986 × 4,165,986
4. Step 4: Simplify right side
   2,619,864x = 17,355,439,352,196
5. Step 5: Solve for x
   x = 17,355,439,352,196/2,619,864
6. Step 6: Final answer
   x = 6,624,557.36