Finding the Third Proportional to 13,425.75 and 20,141.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,425.75 : 20,141.16 = 20,141.16 : x
2. Step 2: Convert to fraction form
   13,425.75/20,141.16 = 20,141.16/x
3. Step 3: Cross multiply
   13,425.75x = 20,141.16 × 20,141.16
4. Step 4: Simplify right side
   13,425.75x = 405,666,175.09
5. Step 5: Solve for x
   x = 405,666,175.09/13,425.75
6. Step 6: Final answer
   x = 30,215.53