Finding the Third Proportional to 15,606 and 16,825.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,606 : 16,825.50 = 16,825.50 : x
2. Step 2: Convert to fraction form
   15,606/16,825.50 = 16,825.50/x
3. Step 3: Cross multiply
   15,606x = 16,825.50 × 16,825.50
4. Step 4: Simplify right side
   15,606x = 283,097,450.25
5. Step 5: Solve for x
   x = 283,097,450.25/15,606
6. Step 6: Final answer
   x = 18,140.30