Finding the Third Proportional to 67,982 and 144,217

Step by Step Solution

1. Step 1: Write the proportion equation
   67,982 : 144,217 = 144,217 : x
2. Step 2: Convert to fraction form
   67,982/144,217 = 144,217/x
3. Step 3: Cross multiply
   67,982x = 144,217 × 144,217
4. Step 4: Simplify right side
   67,982x = 20,798,543,089
5. Step 5: Solve for x
   x = 20,798,543,089/67,982
6. Step 6: Final answer
   x = 305,941.91