Finding the Third Proportional to 80,789 and 173,573

Step by Step Solution

1. Step 1: Write the proportion equation
   80,789 : 173,573 = 173,573 : x
2. Step 2: Convert to fraction form
   80,789/173,573 = 173,573/x
3. Step 3: Cross multiply
   80,789x = 173,573 × 173,573
4. Step 4: Simplify right side
   80,789x = 30,127,586,329
5. Step 5: Solve for x
   x = 30,127,586,329/80,789
6. Step 6: Final answer
   x = 372,916.94