Finding the Third Proportional to 83,979.75 and 123,519.38

Step by Step Solution

1. Step 1: Write the proportion equation
   83,979.75 : 123,519.38 = 123,519.38 : x
2. Step 2: Convert to fraction form
   83,979.75/123,519.38 = 123,519.38/x
3. Step 3: Cross multiply
   83,979.75x = 123,519.38 × 123,519.38
4. Step 4: Simplify right side
   83,979.75x = 15,257,036,000.39
5. Step 5: Solve for x
   x = 15,257,036,000.39/83,979.75
6. Step 6: Final answer
   x = 181,675.18