Finding the Third Proportional to 161,184 and 379,144

Step by Step Solution

1. Step 1: Write the proportion equation
   161,184 : 379,144 = 379,144 : x
2. Step 2: Convert to fraction form
   161,184/379,144 = 379,144/x
3. Step 3: Cross multiply
   161,184x = 379,144 × 379,144
4. Step 4: Simplify right side
   161,184x = 143,750,172,736
5. Step 5: Solve for x
   x = 143,750,172,736/161,184
6. Step 6: Final answer
   x = 891,838.97