Finding the Third Proportional to 17,065.69 and 25,942.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,065.69 : 25,942.78 = 25,942.78 : x
2. Step 2: Convert to fraction form
   17,065.69/25,942.78 = 25,942.78/x
3. Step 3: Cross multiply
   17,065.69x = 25,942.78 × 25,942.78
4. Step 4: Simplify right side
   17,065.69x = 673,027,898.99
5. Step 5: Solve for x
   x = 673,027,898.99/17,065.69
6. Step 6: Final answer
   x = 39,437.49