Finding the Third Proportional to 151,257.75 and 329,185.50

Step by Step Solution

1. Step 1: Write the proportion equation
   151,257.75 : 329,185.50 = 329,185.50 : x
2. Step 2: Convert to fraction form
   151,257.75/329,185.50 = 329,185.50/x
3. Step 3: Cross multiply
   151,257.75x = 329,185.50 × 329,185.50
4. Step 4: Simplify right side
   151,257.75x = 108,363,093,410.25
5. Step 5: Solve for x
   x = 108,363,093,410.25/151,257.75
6. Step 6: Final answer
   x = 716,413.50