Finding the Third Proportional to 19,078.31 and 28,065.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,078.31 : 28,065.38 = 28,065.38 : x
2. Step 2: Convert to fraction form
   19,078.31/28,065.38 = 28,065.38/x
3. Step 3: Cross multiply
   19,078.31x = 28,065.38 × 28,065.38
4. Step 4: Simplify right side
   19,078.31x = 787,665,273.89
5. Step 5: Solve for x
   x = 787,665,273.89/19,078.31
6. Step 6: Final answer
   x = 41,285.90