Finding the Third Proportional to 144,291 and 308,184

Step by Step Solution

1. Step 1: Write the proportion equation
   144,291 : 308,184 = 308,184 : x
2. Step 2: Convert to fraction form
   144,291/308,184 = 308,184/x
3. Step 3: Cross multiply
   144,291x = 308,184 × 308,184
4. Step 4: Simplify right side
   144,291x = 94,977,377,856
5. Step 5: Solve for x
   x = 94,977,377,856/144,291
6. Step 6: Final answer
   x = 658,234.94