Finding the Third Proportional to 8,187.75 and 12,600.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,187.75 : 12,600.56 = 12,600.56 : x
2. Step 2: Convert to fraction form
   8,187.75/12,600.56 = 12,600.56/x
3. Step 3: Cross multiply
   8,187.75x = 12,600.56 × 12,600.56
4. Step 4: Simplify right side
   8,187.75x = 158,774,175.32
5. Step 5: Solve for x
   x = 158,774,175.32/8,187.75
6. Step 6: Final answer
   x = 19,391.67