Finding the Third Proportional to 79,868 and 173,904

Step by Step Solution

1. Step 1: Write the proportion equation
   79,868 : 173,904 = 173,904 : x
2. Step 2: Convert to fraction form
   79,868/173,904 = 173,904/x
3. Step 3: Cross multiply
   79,868x = 173,904 × 173,904
4. Step 4: Simplify right side
   79,868x = 30,242,601,216
5. Step 5: Solve for x
   x = 30,242,601,216/79,868
6. Step 6: Final answer
   x = 378,657.30