Finding the Third Proportional to 67,336 and 142,352

Step by Step Solution

1. Step 1: Write the proportion equation
   67,336 : 142,352 = 142,352 : x
2. Step 2: Convert to fraction form
   67,336/142,352 = 142,352/x
3. Step 3: Cross multiply
   67,336x = 142,352 × 142,352
4. Step 4: Simplify right side
   67,336x = 20,264,091,904
5. Step 5: Solve for x
   x = 20,264,091,904/67,336
6. Step 6: Final answer
   x = 300,939.94