Finding the Third Proportional to 67,112 and 142,204

Step by Step Solution

1. Step 1: Write the proportion equation
   67,112 : 142,204 = 142,204 : x
2. Step 2: Convert to fraction form
   67,112/142,204 = 142,204/x
3. Step 3: Cross multiply
   67,112x = 142,204 × 142,204
4. Step 4: Simplify right side
   67,112x = 20,221,977,616
5. Step 5: Solve for x
   x = 20,221,977,616/67,112
6. Step 6: Final answer
   x = 301,316.87