Finding the Third Proportional to 19,516.50 and 25,945.31

Step by Step Solution

1. Step 1: Write the proportion equation
   19,516.50 : 25,945.31 = 25,945.31 : x
2. Step 2: Convert to fraction form
   19,516.50/25,945.31 = 25,945.31/x
3. Step 3: Cross multiply
   19,516.50x = 25,945.31 × 25,945.31
4. Step 4: Simplify right side
   19,516.50x = 673,159,240.72
5. Step 5: Solve for x
   x = 673,159,240.72/19,516.50
6. Step 6: Final answer
   x = 34,491.80