Finding the Third Proportional to 2,787,417 and 4,219,695

Step by Step Solution

1. Step 1: Write the proportion equation
   2,787,417 : 4,219,695 = 4,219,695 : x
2. Step 2: Convert to fraction form
   2,787,417/4,219,695 = 4,219,695/x
3. Step 3: Cross multiply
   2,787,417x = 4,219,695 × 4,219,695
4. Step 4: Simplify right side
   2,787,417x = 17,805,825,893,025
5. Step 5: Solve for x
   x = 17,805,825,893,025/2,787,417
6. Step 6: Final answer
   x = 6,387,930.44