Finding the Third Proportional to 79,493.50 and 168,189.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,493.50 : 168,189.50 = 168,189.50 : x
2. Step 2: Convert to fraction form
   79,493.50/168,189.50 = 168,189.50/x
3. Step 3: Cross multiply
   79,493.50x = 168,189.50 × 168,189.50
4. Step 4: Simplify right side
   79,493.50x = 28,287,707,910.25
5. Step 5: Solve for x
   x = 28,287,707,910.25/79,493.50
6. Step 6: Final answer
   x = 355,849.32