Finding the Third Proportional to 15,960 and 34,289.25

Step by Step Solution

1. Step 1: Write the proportion equation
   15,960 : 34,289.25 = 34,289.25 : x
2. Step 2: Convert to fraction form
   15,960/34,289.25 = 34,289.25/x
3. Step 3: Cross multiply
   15,960x = 34,289.25 × 34,289.25
4. Step 4: Simplify right side
   15,960x = 1,175,752,665.56
5. Step 5: Solve for x
   x = 1,175,752,665.56/15,960
6. Step 6: Final answer
   x = 73,668.71