Finding the Third Proportional to 82,750 and 127,870

Step by Step Solution

1. Step 1: Write the proportion equation
   82,750 : 127,870 = 127,870 : x
2. Step 2: Convert to fraction form
   82,750/127,870 = 127,870/x
3. Step 3: Cross multiply
   82,750x = 127,870 × 127,870
4. Step 4: Simplify right side
   82,750x = 16,350,736,900
5. Step 5: Solve for x
   x = 16,350,736,900/82,750
6. Step 6: Final answer
   x = 197,591.99