Finding the Third Proportional to 225,708 and 482,512

Step by Step Solution

1. Step 1: Write the proportion equation
   225,708 : 482,512 = 482,512 : x
2. Step 2: Convert to fraction form
   225,708/482,512 = 482,512/x
3. Step 3: Cross multiply
   225,708x = 482,512 × 482,512
4. Step 4: Simplify right side
   225,708x = 232,817,830,144
5. Step 5: Solve for x
   x = 232,817,830,144/225,708
6. Step 6: Final answer
   x = 1,031,500.12