Finding the Third Proportional to 79,684 and 173,858

Step by Step Solution

1. Step 1: Write the proportion equation
   79,684 : 173,858 = 173,858 : x
2. Step 2: Convert to fraction form
   79,684/173,858 = 173,858/x
3. Step 3: Cross multiply
   79,684x = 173,858 × 173,858
4. Step 4: Simplify right side
   79,684x = 30,226,604,164
5. Step 5: Solve for x
   x = 30,226,604,164/79,684
6. Step 6: Final answer
   x = 379,330.91