Finding the Third Proportional to 13,217.63 and 17,942.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,217.63 : 17,942.63 = 17,942.63 : x
2. Step 2: Convert to fraction form
   13,217.63/17,942.63 = 17,942.63/x
3. Step 3: Cross multiply
   13,217.63x = 17,942.63 × 17,942.63
4. Step 4: Simplify right side
   13,217.63x = 321,937,791.89
5. Step 5: Solve for x
   x = 321,937,791.89/13,217.63
6. Step 6: Final answer
   x = 24,356.70