Finding the Third Proportional to 39,797.25 and 86,976.75

Step by Step Solution

1. Step 1: Write the proportion equation
   39,797.25 : 86,976.75 = 86,976.75 : x
2. Step 2: Convert to fraction form
   39,797.25/86,976.75 = 86,976.75/x
3. Step 3: Cross multiply
   39,797.25x = 86,976.75 × 86,976.75
4. Step 4: Simplify right side
   39,797.25x = 7,564,955,040.56
5. Step 5: Solve for x
   x = 7,564,955,040.56/39,797.25
6. Step 6: Final answer
   x = 190,087.38