Finding the Third Proportional to 72,413.25 and 151,446.75

Step by Step Solution

1. Step 1: Write the proportion equation
   72,413.25 : 151,446.75 = 151,446.75 : x
2. Step 2: Convert to fraction form
   72,413.25/151,446.75 = 151,446.75/x
3. Step 3: Cross multiply
   72,413.25x = 151,446.75 × 151,446.75
4. Step 4: Simplify right side
   72,413.25x = 22,936,118,085.56
5. Step 5: Solve for x
   x = 22,936,118,085.56/72,413.25
6. Step 6: Final answer
   x = 316,739.24