Finding the Third Proportional to 37,243.38 and 55,140.75

Step by Step Solution

1. Step 1: Write the proportion equation
   37,243.38 : 55,140.75 = 55,140.75 : x
2. Step 2: Convert to fraction form
   37,243.38/55,140.75 = 55,140.75/x
3. Step 3: Cross multiply
   37,243.38x = 55,140.75 × 55,140.75
4. Step 4: Simplify right side
   37,243.38x = 3,040,502,310.56
5. Step 5: Solve for x
   x = 3,040,502,310.56/37,243.38
6. Step 6: Final answer
   x = 81,638.74