Finding the Third Proportional to 19,870 and 41,000

Step by Step Solution

1. Step 1: Write the proportion equation
   19,870 : 41,000 = 41,000 : x
2. Step 2: Convert to fraction form
   19,870/41,000 = 41,000/x
3. Step 3: Cross multiply
   19,870x = 41,000 × 41,000
4. Step 4: Simplify right side
   19,870x = 1,681,000,000
5. Step 5: Solve for x
   x = 1,681,000,000/19,870
6. Step 6: Final answer
   x = 84,599.90