Finding the Third Proportional to 27,186.75 and 55,137.38

Step by Step Solution

1. Step 1: Write the proportion equation
   27,186.75 : 55,137.38 = 55,137.38 : x
2. Step 2: Convert to fraction form
   27,186.75/55,137.38 = 55,137.38/x
3. Step 3: Cross multiply
   27,186.75x = 55,137.38 × 55,137.38
4. Step 4: Simplify right side
   27,186.75x = 3,040,130,121.89
5. Step 5: Solve for x
   x = 3,040,130,121.89/27,186.75
6. Step 6: Final answer
   x = 111,823.96