Finding the Third Proportional to 79,554 and 173,310

Step by Step Solution

1. Step 1: Write the proportion equation
   79,554 : 173,310 = 173,310 : x
2. Step 2: Convert to fraction form
   79,554/173,310 = 173,310/x
3. Step 3: Cross multiply
   79,554x = 173,310 × 173,310
4. Step 4: Simplify right side
   79,554x = 30,036,356,100
5. Step 5: Solve for x
   x = 30,036,356,100/79,554
6. Step 6: Final answer
   x = 377,559.34