Finding the Third Proportional to 143,362 and 200,514

Step by Step Solution

1. Step 1: Write the proportion equation
   143,362 : 200,514 = 200,514 : x
2. Step 2: Convert to fraction form
   143,362/200,514 = 200,514/x
3. Step 3: Cross multiply
   143,362x = 200,514 × 200,514
4. Step 4: Simplify right side
   143,362x = 40,205,864,196
5. Step 5: Solve for x
   x = 40,205,864,196/143,362
6. Step 6: Final answer
   x = 280,449.94