Finding the Third Proportional to 140,540 and 304,594

Step by Step Solution

1. Step 1: Write the proportion equation
   140,540 : 304,594 = 304,594 : x
2. Step 2: Convert to fraction form
   140,540/304,594 = 304,594/x
3. Step 3: Cross multiply
   140,540x = 304,594 × 304,594
4. Step 4: Simplify right side
   140,540x = 92,777,504,836
5. Step 5: Solve for x
   x = 92,777,504,836/140,540
6. Step 6: Final answer
   x = 660,150.17