Finding the Third Proportional to 17,387 and 37,979

Step by Step Solution

1. Step 1: Write the proportion equation
   17,387 : 37,979 = 37,979 : x
2. Step 2: Convert to fraction form
   17,387/37,979 = 37,979/x
3. Step 3: Cross multiply
   17,387x = 37,979 × 37,979
4. Step 4: Simplify right side
   17,387x = 1,442,404,441
5. Step 5: Solve for x
   x = 1,442,404,441/17,387
6. Step 6: Final answer
   x = 82,958.79