Finding the Third Proportional to 12,654 and 18,570.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,654 : 18,570.38 = 18,570.38 : x
2. Step 2: Convert to fraction form
   12,654/18,570.38 = 18,570.38/x
3. Step 3: Cross multiply
   12,654x = 18,570.38 × 18,570.38
4. Step 4: Simplify right side
   12,654x = 344,858,827.64
5. Step 5: Solve for x
   x = 344,858,827.64/12,654
6. Step 6: Final answer
   x = 27,252.95