Finding the Third Proportional to 67,302 and 142,802

Step by Step Solution

1. Step 1: Write the proportion equation
   67,302 : 142,802 = 142,802 : x
2. Step 2: Convert to fraction form
   67,302/142,802 = 142,802/x
3. Step 3: Cross multiply
   67,302x = 142,802 × 142,802
4. Step 4: Simplify right side
   67,302x = 20,392,411,204
5. Step 5: Solve for x
   x = 20,392,411,204/67,302
6. Step 6: Final answer
   x = 302,998.59