Finding the Third Proportional to 301,158 and 443,394

Step by Step Solution

1. Step 1: Write the proportion equation
   301,158 : 443,394 = 443,394 : x
2. Step 2: Convert to fraction form
   301,158/443,394 = 443,394/x
3. Step 3: Cross multiply
   301,158x = 443,394 × 443,394
4. Step 4: Simplify right side
   301,158x = 196,598,239,236
5. Step 5: Solve for x
   x = 196,598,239,236/301,158
6. Step 6: Final answer
   x = 652,807.63