Finding the Third Proportional to 124,664 and 274,250

Step by Step Solution

1. Step 1: Write the proportion equation
   124,664 : 274,250 = 274,250 : x
2. Step 2: Convert to fraction form
   124,664/274,250 = 274,250/x
3. Step 3: Cross multiply
   124,664x = 274,250 × 274,250
4. Step 4: Simplify right side
   124,664x = 75,213,062,500
5. Step 5: Solve for x
   x = 75,213,062,500/124,664
6. Step 6: Final answer
   x = 603,326.24