Finding the Third Proportional to 13,298.25 and 20,300.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,298.25 : 20,300.25 = 20,300.25 : x
2. Step 2: Convert to fraction form
   13,298.25/20,300.25 = 20,300.25/x
3. Step 3: Cross multiply
   13,298.25x = 20,300.25 × 20,300.25
4. Step 4: Simplify right side
   13,298.25x = 412,100,150.06
5. Step 5: Solve for x
   x = 412,100,150.06/13,298.25
6. Step 6: Final answer
   x = 30,989.05