Finding the Third Proportional to 9,449.50 and 15,559.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,449.50 : 15,559.50 = 15,559.50 : x
2. Step 2: Convert to fraction form
   9,449.50/15,559.50 = 15,559.50/x
3. Step 3: Cross multiply
   9,449.50x = 15,559.50 × 15,559.50
4. Step 4: Simplify right side
   9,449.50x = 242,098,040.25
5. Step 5: Solve for x
   x = 242,098,040.25/9,449.50
6. Step 6: Final answer
   x = 25,620.20