Finding the Third Proportional to 225,958 and 486,906

Step by Step Solution

1. Step 1: Write the proportion equation
   225,958 : 486,906 = 486,906 : x
2. Step 2: Convert to fraction form
   225,958/486,906 = 486,906/x
3. Step 3: Cross multiply
   225,958x = 486,906 × 486,906
4. Step 4: Simplify right side
   225,958x = 237,077,452,836
5. Step 5: Solve for x
   x = 237,077,452,836/225,958
6. Step 6: Final answer
   x = 1,049,210.26