Finding the Third Proportional to 168,859.50 and 267,384

Step by Step Solution

1. Step 1: Write the proportion equation
   168,859.50 : 267,384 = 267,384 : x
2. Step 2: Convert to fraction form
   168,859.50/267,384 = 267,384/x
3. Step 3: Cross multiply
   168,859.50x = 267,384 × 267,384
4. Step 4: Simplify right side
   168,859.50x = 71,494,203,456
5. Step 5: Solve for x
   x = 71,494,203,456/168,859.50
6. Step 6: Final answer
   x = 423,394.62