Finding the Third Proportional to 122,569.50 and 250,323

Step by Step Solution

1. Step 1: Write the proportion equation
   122,569.50 : 250,323 = 250,323 : x
2. Step 2: Convert to fraction form
   122,569.50/250,323 = 250,323/x
3. Step 3: Cross multiply
   122,569.50x = 250,323 × 250,323
4. Step 4: Simplify right side
   122,569.50x = 62,661,604,329
5. Step 5: Solve for x
   x = 62,661,604,329/122,569.50
6. Step 6: Final answer
   x = 511,233.25