Finding the Third Proportional to 231,852 and 488,607

Step by Step Solution

1. Step 1: Write the proportion equation
   231,852 : 488,607 = 488,607 : x
2. Step 2: Convert to fraction form
   231,852/488,607 = 488,607/x
3. Step 3: Cross multiply
   231,852x = 488,607 × 488,607
4. Step 4: Simplify right side
   231,852x = 238,736,800,449
5. Step 5: Solve for x
   x = 238,736,800,449/231,852
6. Step 6: Final answer
   x = 1,029,694.81