Finding the Third Proportional to 2,409,816 and 5,019,216

Step by Step Solution

1. Step 1: Write the proportion equation
   2,409,816 : 5,019,216 = 5,019,216 : x
2. Step 2: Convert to fraction form
   2,409,816/5,019,216 = 5,019,216/x
3. Step 3: Cross multiply
   2,409,816x = 5,019,216 × 5,019,216
4. Step 4: Simplify right side
   2,409,816x = 25,192,529,254,656
5. Step 5: Solve for x
   x = 25,192,529,254,656/2,409,816
6. Step 6: Final answer
   x = 10,454,129.80