Finding the Third Proportional to 79,636.50 and 174,040.31

Step by Step Solution

1. Step 1: Write the proportion equation
   79,636.50 : 174,040.31 = 174,040.31 : x
2. Step 2: Convert to fraction form
   79,636.50/174,040.31 = 174,040.31/x
3. Step 3: Cross multiply
   79,636.50x = 174,040.31 × 174,040.31
4. Step 4: Simplify right side
   79,636.50x = 30,290,030,375.10
5. Step 5: Solve for x
   x = 30,290,030,375.10/79,636.50
6. Step 6: Final answer
   x = 380,353.61