Finding the Third Proportional to 17,209.69 and 36,469.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,209.69 : 36,469.69 = 36,469.69 : x
2. Step 2: Convert to fraction form
   17,209.69/36,469.69 = 36,469.69/x
3. Step 3: Cross multiply
   17,209.69x = 36,469.69 × 36,469.69
4. Step 4: Simplify right side
   17,209.69x = 1,330,038,106.35
5. Step 5: Solve for x
   x = 1,330,038,106.35/17,209.69
6. Step 6: Final answer
   x = 77,284.27