Finding the Third Proportional to 67,069 and 142,133

Step by Step Solution

1. Step 1: Write the proportion equation
   67,069 : 142,133 = 142,133 : x
2. Step 2: Convert to fraction form
   67,069/142,133 = 142,133/x
3. Step 3: Cross multiply
   67,069x = 142,133 × 142,133
4. Step 4: Simplify right side
   67,069x = 20,201,789,689
5. Step 5: Solve for x
   x = 20,201,789,689/67,069
6. Step 6: Final answer
   x = 301,209.05