Finding the Third Proportional to 13,556.25 and 20,255.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,556.25 : 20,255.06 = 20,255.06 : x
2. Step 2: Convert to fraction form
   13,556.25/20,255.06 = 20,255.06/x
3. Step 3: Cross multiply
   13,556.25x = 20,255.06 × 20,255.06
4. Step 4: Simplify right side
   13,556.25x = 410,267,556.88
5. Step 5: Solve for x
   x = 410,267,556.88/13,556.25
6. Step 6: Final answer
   x = 30,264.09