Finding the Third Proportional to 5,087.25 and 10,788.75

Step by Step Solution

1. Step 1: Write the proportion equation
   5,087.25 : 10,788.75 = 10,788.75 : x
2. Step 2: Convert to fraction form
   5,087.25/10,788.75 = 10,788.75/x
3. Step 3: Cross multiply
   5,087.25x = 10,788.75 × 10,788.75
4. Step 4: Simplify right side
   5,087.25x = 116,397,126.56
5. Step 5: Solve for x
   x = 116,397,126.56/5,087.25
6. Step 6: Final answer
   x = 22,880.17