Finding the Third Proportional to 225,960 and 486,944

Step by Step Solution

1. Step 1: Write the proportion equation
   225,960 : 486,944 = 486,944 : x
2. Step 2: Convert to fraction form
   225,960/486,944 = 486,944/x
3. Step 3: Cross multiply
   225,960x = 486,944 × 486,944
4. Step 4: Simplify right side
   225,960x = 237,114,459,136
5. Step 5: Solve for x
   x = 237,114,459,136/225,960
6. Step 6: Final answer
   x = 1,049,364.75