Finding the Third Proportional to 301,164 and 443,418

Step by Step Solution

1. Step 1: Write the proportion equation
   301,164 : 443,418 = 443,418 : x
2. Step 2: Convert to fraction form
   301,164/443,418 = 443,418/x
3. Step 3: Cross multiply
   301,164x = 443,418 × 443,418
4. Step 4: Simplify right side
   301,164x = 196,619,522,724
5. Step 5: Solve for x
   x = 196,619,522,724/301,164
6. Step 6: Final answer
   x = 652,865.29