Finding the Third Proportional to 8,143 and 19,384

Step by Step Solution

1. Step 1: Write the proportion equation
   8,143 : 19,384 = 19,384 : x
2. Step 2: Convert to fraction form
   8,143/19,384 = 19,384/x
3. Step 3: Cross multiply
   8,143x = 19,384 × 19,384
4. Step 4: Simplify right side
   8,143x = 375,739,456
5. Step 5: Solve for x
   x = 375,739,456/8,143
6. Step 6: Final answer
   x = 46,142.63