Finding the Third Proportional to 12,141.75 and 18,464.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,141.75 : 18,464.63 = 18,464.63 : x
2. Step 2: Convert to fraction form
   12,141.75/18,464.63 = 18,464.63/x
3. Step 3: Cross multiply
   12,141.75x = 18,464.63 × 18,464.63
4. Step 4: Simplify right side
   12,141.75x = 340,942,376.39
5. Step 5: Solve for x
   x = 340,942,376.39/12,141.75
6. Step 6: Final answer
   x = 28,080.17