Finding the Third Proportional to 8,232 and 12,665.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,232 : 12,665.25 = 12,665.25 : x
2. Step 2: Convert to fraction form
   8,232/12,665.25 = 12,665.25/x
3. Step 3: Cross multiply
   8,232x = 12,665.25 × 12,665.25
4. Step 4: Simplify right side
   8,232x = 160,408,557.56
5. Step 5: Solve for x
   x = 160,408,557.56/8,232
6. Step 6: Final answer
   x = 19,485.98