Finding the Third Proportional to 17,172.75 and 36,190.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,172.75 : 36,190.50 = 36,190.50 : x
2. Step 2: Convert to fraction form
   17,172.75/36,190.50 = 36,190.50/x
3. Step 3: Cross multiply
   17,172.75x = 36,190.50 × 36,190.50
4. Step 4: Simplify right side
   17,172.75x = 1,309,752,290.25
5. Step 5: Solve for x
   x = 1,309,752,290.25/17,172.75
6. Step 6: Final answer
   x = 76,269.22