Finding the Third Proportional to 147,168 and 320,904

Step by Step Solution

1. Step 1: Write the proportion equation
   147,168 : 320,904 = 320,904 : x
2. Step 2: Convert to fraction form
   147,168/320,904 = 320,904/x
3. Step 3: Cross multiply
   147,168x = 320,904 × 320,904
4. Step 4: Simplify right side
   147,168x = 102,979,377,216
5. Step 5: Solve for x
   x = 102,979,377,216/147,168
6. Step 6: Final answer
   x = 699,740.28