Finding the Third Proportional to 140,260 and 304,030

Step by Step Solution

1. Step 1: Write the proportion equation
   140,260 : 304,030 = 304,030 : x
2. Step 2: Convert to fraction form
   140,260/304,030 = 304,030/x
3. Step 3: Cross multiply
   140,260x = 304,030 × 304,030
4. Step 4: Simplify right side
   140,260x = 92,434,240,900
5. Step 5: Solve for x
   x = 92,434,240,900/140,260
6. Step 6: Final answer
   x = 659,020.68