Finding the Third Proportional to 79,636.50 and 174,042

Step by Step Solution

1. Step 1: Write the proportion equation
   79,636.50 : 174,042 = 174,042 : x
2. Step 2: Convert to fraction form
   79,636.50/174,042 = 174,042/x
3. Step 3: Cross multiply
   79,636.50x = 174,042 × 174,042
4. Step 4: Simplify right side
   79,636.50x = 30,290,617,764
5. Step 5: Solve for x
   x = 30,290,617,764/79,636.50
6. Step 6: Final answer
   x = 380,360.99