Finding the Third Proportional to 15,139.13 and 23,628.38

Step by Step Solution

1. Step 1: Write the proportion equation
   15,139.13 : 23,628.38 = 23,628.38 : x
2. Step 2: Convert to fraction form
   15,139.13/23,628.38 = 23,628.38/x
3. Step 3: Cross multiply
   15,139.13x = 23,628.38 × 23,628.38
4. Step 4: Simplify right side
   15,139.13x = 558,300,105.14
5. Step 5: Solve for x
   x = 558,300,105.14/15,139.13
6. Step 6: Final answer
   x = 36,877.96