Finding the Third Proportional to 37,581.89 and 55,142.44

Step by Step Solution

1. Step 1: Write the proportion equation
   37,581.89 : 55,142.44 = 55,142.44 : x
2. Step 2: Convert to fraction form
   37,581.89/55,142.44 = 55,142.44/x
3. Step 3: Cross multiply
   37,581.89x = 55,142.44 × 55,142.44
4. Step 4: Simplify right side
   37,581.89x = 3,040,688,413.44
5. Step 5: Solve for x
   x = 3,040,688,413.44/37,581.89
6. Step 6: Final answer
   x = 80,908.34