Finding the Third Proportional to 81,785.25 and 123,087.38

Step by Step Solution

1. Step 1: Write the proportion equation
   81,785.25 : 123,087.38 = 123,087.38 : x
2. Step 2: Convert to fraction form
   81,785.25/123,087.38 = 123,087.38/x
3. Step 3: Cross multiply
   81,785.25x = 123,087.38 × 123,087.38
4. Step 4: Simplify right side
   81,785.25x = 15,150,501,884.39
5. Step 5: Solve for x
   x = 15,150,501,884.39/81,785.25
6. Step 6: Final answer
   x = 185,247.36