Finding the Third Proportional to 79.50 and 173.94

Step by Step Solution

1. Step 1: Write the proportion equation
   79.50 : 173.94 = 173.94 : x
2. Step 2: Convert to fraction form
   79.50/173.94 = 173.94/x
3. Step 3: Cross multiply
   79.50x = 173.94 × 173.94
4. Step 4: Simplify right side
   79.50x = 30,256.63
5. Step 5: Solve for x
   x = 30,256.63/79.50
6. Step 6: Final answer
   x = 380.60