Finding the Third Proportional to 72,645 and 159,668

Step by Step Solution

1. Step 1: Write the proportion equation
   72,645 : 159,668 = 159,668 : x
2. Step 2: Convert to fraction form
   72,645/159,668 = 159,668/x
3. Step 3: Cross multiply
   72,645x = 159,668 × 159,668
4. Step 4: Simplify right side
   72,645x = 25,493,870,224
5. Step 5: Solve for x
   x = 25,493,870,224/72,645
6. Step 6: Final answer
   x = 350,937.71