Finding the Third Proportional to 9,387.38 and 13,124.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,387.38 : 13,124.25 = 13,124.25 : x
2. Step 2: Convert to fraction form
   9,387.38/13,124.25 = 13,124.25/x
3. Step 3: Cross multiply
   9,387.38x = 13,124.25 × 13,124.25
4. Step 4: Simplify right side
   9,387.38x = 172,245,938.06
5. Step 5: Solve for x
   x = 172,245,938.06/9,387.38
6. Step 6: Final answer
   x = 18,348.68