Finding the Third Proportional to 16,143.75 and 17,763.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,143.75 : 17,763.75 = 17,763.75 : x
2. Step 2: Convert to fraction form
   16,143.75/17,763.75 = 17,763.75/x
3. Step 3: Cross multiply
   16,143.75x = 17,763.75 × 17,763.75
4. Step 4: Simplify right side
   16,143.75x = 315,550,814.06
5. Step 5: Solve for x
   x = 315,550,814.06/16,143.75
6. Step 6: Final answer
   x = 19,546.31