Finding the Third Proportional to 2,409,806 and 5,216,344

Step by Step Solution

1. Step 1: Write the proportion equation
   2,409,806 : 5,216,344 = 5,216,344 : x
2. Step 2: Convert to fraction form
   2,409,806/5,216,344 = 5,216,344/x
3. Step 3: Cross multiply
   2,409,806x = 5,216,344 × 5,216,344
4. Step 4: Simplify right side
   2,409,806x = 27,210,244,726,336
5. Step 5: Solve for x
   x = 27,210,244,726,336/2,409,806
6. Step 6: Final answer
   x = 11,291,466.92