Finding the Third Proportional to 17,158 and 25,664.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,158 : 25,664.50 = 25,664.50 : x
2. Step 2: Convert to fraction form
   17,158/25,664.50 = 25,664.50/x
3. Step 3: Cross multiply
   17,158x = 25,664.50 × 25,664.50
4. Step 4: Simplify right side
   17,158x = 658,666,560.25
5. Step 5: Solve for x
   x = 658,666,560.25/17,158
6. Step 6: Final answer
   x = 38,388.31