Finding the Third Proportional to 7,112.25 and 10,667.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,112.25 : 10,667.25 = 10,667.25 : x
2. Step 2: Convert to fraction form
   7,112.25/10,667.25 = 10,667.25/x
3. Step 3: Cross multiply
   7,112.25x = 10,667.25 × 10,667.25
4. Step 4: Simplify right side
   7,112.25x = 113,790,222.56
5. Step 5: Solve for x
   x = 113,790,222.56/7,112.25
6. Step 6: Final answer
   x = 15,999.19