Finding the Third Proportional to 2,469,231 and 5,390,928

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469,231 : 5,390,928 = 5,390,928 : x
2. Step 2: Convert to fraction form
   2,469,231/5,390,928 = 5,390,928/x
3. Step 3: Cross multiply
   2,469,231x = 5,390,928 × 5,390,928
4. Step 4: Simplify right side
   2,469,231x = 29,062,104,701,184
5. Step 5: Solve for x
   x = 29,062,104,701,184/2,469,231
6. Step 6: Final answer
   x = 11,769,698.62