Finding the Third Proportional to 2,456,457 and 5,286,162

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456,457 : 5,286,162 = 5,286,162 : x
2. Step 2: Convert to fraction form
   2,456,457/5,286,162 = 5,286,162/x
3. Step 3: Cross multiply
   2,456,457x = 5,286,162 × 5,286,162
4. Step 4: Simplify right side
   2,456,457x = 27,943,508,690,244
5. Step 5: Solve for x
   x = 27,943,508,690,244/2,456,457
6. Step 6: Final answer
   x = 11,375,533.42