Finding the Third Proportional to 19,500.19 and 27,865.97

Step by Step Solution

1. Step 1: Write the proportion equation
   19,500.19 : 27,865.97 = 27,865.97 : x
2. Step 2: Convert to fraction form
   19,500.19/27,865.97 = 27,865.97/x
3. Step 3: Cross multiply
   19,500.19x = 27,865.97 × 27,865.97
4. Step 4: Simplify right side
   19,500.19x = 776,512,214.38
5. Step 5: Solve for x
   x = 776,512,214.38/19,500.19
6. Step 6: Final answer
   x = 39,820.76