Finding the Third Proportional to 2,154,906 and 3,213,675

Step by Step Solution

1. Step 1: Write the proportion equation
   2,154,906 : 3,213,675 = 3,213,675 : x
2. Step 2: Convert to fraction form
   2,154,906/3,213,675 = 3,213,675/x
3. Step 3: Cross multiply
   2,154,906x = 3,213,675 × 3,213,675
4. Step 4: Simplify right side
   2,154,906x = 10,327,707,005,625
5. Step 5: Solve for x
   x = 10,327,707,005,625/2,154,906
6. Step 6: Final answer
   x = 4,792,648.50