Finding the Third Proportional to 8,608.78 and 17,582.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,608.78 : 17,582.06 = 17,582.06 : x
2. Step 2: Convert to fraction form
   8,608.78/17,582.06 = 17,582.06/x
3. Step 3: Cross multiply
   8,608.78x = 17,582.06 × 17,582.06
4. Step 4: Simplify right side
   8,608.78x = 309,128,921.75
5. Step 5: Solve for x
   x = 309,128,921.75/8,608.78
6. Step 6: Final answer
   x = 35,908.56