Finding the Third Proportional to 79,609.50 and 173,028

Step by Step Solution

1. Step 1: Write the proportion equation
   79,609.50 : 173,028 = 173,028 : x
2. Step 2: Convert to fraction form
   79,609.50/173,028 = 173,028/x
3. Step 3: Cross multiply
   79,609.50x = 173,028 × 173,028
4. Step 4: Simplify right side
   79,609.50x = 29,938,688,784
5. Step 5: Solve for x
   x = 29,938,688,784/79,609.50
6. Step 6: Final answer
   x = 376,069.30