Finding the Third Proportional to 12,548.25 and 18,822.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,548.25 : 18,822.38 = 18,822.38 : x
2. Step 2: Convert to fraction form
   12,548.25/18,822.38 = 18,822.38/x
3. Step 3: Cross multiply
   12,548.25x = 18,822.38 × 18,822.38
4. Step 4: Simplify right side
   12,548.25x = 354,281,800.64
5. Step 5: Solve for x
   x = 354,281,800.64/12,548.25
6. Step 6: Final answer
   x = 28,233.56