Finding the Third Proportional to 99,801 and 158,717.25

Step by Step Solution

1. Step 1: Write the proportion equation
   99,801 : 158,717.25 = 158,717.25 : x
2. Step 2: Convert to fraction form
   99,801/158,717.25 = 158,717.25/x
3. Step 3: Cross multiply
   99,801x = 158,717.25 × 158,717.25
4. Step 4: Simplify right side
   99,801x = 25,191,165,447.56
5. Step 5: Solve for x
   x = 25,191,165,447.56/99,801
6. Step 6: Final answer
   x = 252,413.96