Finding the Third Proportional to 3,531.09 and 9,579.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,531.09 : 9,579.52 = 9,579.52 : x
2. Step 2: Convert to fraction form
   3,531.09/9,579.52 = 9,579.52/x
3. Step 3: Cross multiply
   3,531.09x = 9,579.52 × 9,579.52
4. Step 4: Simplify right side
   3,531.09x = 91,767,119.61
5. Step 5: Solve for x
   x = 91,767,119.61/3,531.09
6. Step 6: Final answer
   x = 25,988.30