Finding the Third Proportional to 231,884 and 488,676

Step by Step Solution

1. Step 1: Write the proportion equation
   231,884 : 488,676 = 488,676 : x
2. Step 2: Convert to fraction form
   231,884/488,676 = 488,676/x
3. Step 3: Cross multiply
   231,884x = 488,676 × 488,676
4. Step 4: Simplify right side
   231,884x = 238,804,232,976
5. Step 5: Solve for x
   x = 238,804,232,976/231,884
6. Step 6: Final answer
   x = 1,029,843.51