Finding the Third Proportional to 2,638,215 and 3,941,793

Step by Step Solution

1. Step 1: Write the proportion equation
   2,638,215 : 3,941,793 = 3,941,793 : x
2. Step 2: Convert to fraction form
   2,638,215/3,941,793 = 3,941,793/x
3. Step 3: Cross multiply
   2,638,215x = 3,941,793 × 3,941,793
4. Step 4: Simplify right side
   2,638,215x = 15,537,732,054,849
5. Step 5: Solve for x
   x = 15,537,732,054,849/2,638,215
6. Step 6: Final answer
   x = 5,889,486.66