Finding the Third Proportional to 140,204 and 304,072

Step by Step Solution

1. Step 1: Write the proportion equation
   140,204 : 304,072 = 304,072 : x
2. Step 2: Convert to fraction form
   140,204/304,072 = 304,072/x
3. Step 3: Cross multiply
   140,204x = 304,072 × 304,072
4. Step 4: Simplify right side
   140,204x = 92,459,781,184
5. Step 5: Solve for x
   x = 92,459,781,184/140,204
6. Step 6: Final answer
   x = 659,466.07