Finding the Third Proportional to 8,667.50 and 19,009

Step by Step Solution

1. Step 1: Write the proportion equation
   8,667.50 : 19,009 = 19,009 : x
2. Step 2: Convert to fraction form
   8,667.50/19,009 = 19,009/x
3. Step 3: Cross multiply
   8,667.50x = 19,009 × 19,009
4. Step 4: Simplify right side
   8,667.50x = 361,342,081
5. Step 5: Solve for x
   x = 361,342,081/8,667.50
6. Step 6: Final answer
   x = 41,689.31