Finding the Third Proportional to 13,621.29 and 18,304.73

Step by Step Solution

1. Step 1: Write the proportion equation
   13,621.29 : 18,304.73 = 18,304.73 : x
2. Step 2: Convert to fraction form
   13,621.29/18,304.73 = 18,304.73/x
3. Step 3: Cross multiply
   13,621.29x = 18,304.73 × 18,304.73
4. Step 4: Simplify right side
   13,621.29x = 335,063,300.54
5. Step 5: Solve for x
   x = 335,063,300.54/13,621.29
6. Step 6: Final answer
   x = 24,598.50