Finding the Third Proportional to 17,945.25 and 25,686.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,945.25 : 25,686.75 = 25,686.75 : x
2. Step 2: Convert to fraction form
   17,945.25/25,686.75 = 25,686.75/x
3. Step 3: Cross multiply
   17,945.25x = 25,686.75 × 25,686.75
4. Step 4: Simplify right side
   17,945.25x = 659,809,125.56
5. Step 5: Solve for x
   x = 659,809,125.56/17,945.25
6. Step 6: Final answer
   x = 36,767.90