Finding the Third Proportional to 105,042 and 158,813

Step by Step Solution

1. Step 1: Write the proportion equation
   105,042 : 158,813 = 158,813 : x
2. Step 2: Convert to fraction form
   105,042/158,813 = 158,813/x
3. Step 3: Cross multiply
   105,042x = 158,813 × 158,813
4. Step 4: Simplify right side
   105,042x = 25,221,568,969
5. Step 5: Solve for x
   x = 25,221,568,969/105,042
6. Step 6: Final answer
   x = 240,109.38