Finding the Third Proportional to 78,968 and 168,788

Step by Step Solution

1. Step 1: Write the proportion equation
   78,968 : 168,788 = 168,788 : x
2. Step 2: Convert to fraction form
   78,968/168,788 = 168,788/x
3. Step 3: Cross multiply
   78,968x = 168,788 × 168,788
4. Step 4: Simplify right side
   78,968x = 28,489,388,944
5. Step 5: Solve for x
   x = 28,489,388,944/78,968
6. Step 6: Final answer
   x = 360,771.31