Finding the Third Proportional to 13,169.25 and 20,300.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,169.25 : 20,300.63 = 20,300.63 : x
2. Step 2: Convert to fraction form
   13,169.25/20,300.63 = 20,300.63/x
3. Step 3: Cross multiply
   13,169.25x = 20,300.63 × 20,300.63
4. Step 4: Simplify right side
   13,169.25x = 412,115,375.39
5. Step 5: Solve for x
   x = 412,115,375.39/13,169.25
6. Step 6: Final answer
   x = 31,293.76