Finding the Third Proportional to 250,351 and 384,274

Step by Step Solution

1. Step 1: Write the proportion equation
   250,351 : 384,274 = 384,274 : x
2. Step 2: Convert to fraction form
   250,351/384,274 = 384,274/x
3. Step 3: Cross multiply
   250,351x = 384,274 × 384,274
4. Step 4: Simplify right side
   250,351x = 147,666,507,076
5. Step 5: Solve for x
   x = 147,666,507,076/250,351
6. Step 6: Final answer
   x = 589,837.90