Finding the Third Proportional to 196,380 and 300,284

Step by Step Solution

1. Step 1: Write the proportion equation
   196,380 : 300,284 = 300,284 : x
2. Step 2: Convert to fraction form
   196,380/300,284 = 300,284/x
3. Step 3: Cross multiply
   196,380x = 300,284 × 300,284
4. Step 4: Simplify right side
   196,380x = 90,170,480,656
5. Step 5: Solve for x
   x = 90,170,480,656/196,380
6. Step 6: Final answer
   x = 459,163.26