Finding the Third Proportional to 79,168.50 and 171,549

Step by Step Solution

1. Step 1: Write the proportion equation
   79,168.50 : 171,549 = 171,549 : x
2. Step 2: Convert to fraction form
   79,168.50/171,549 = 171,549/x
3. Step 3: Cross multiply
   79,168.50x = 171,549 × 171,549
4. Step 4: Simplify right side
   79,168.50x = 29,429,059,401
5. Step 5: Solve for x
   x = 29,429,059,401/79,168.50
6. Step 6: Final answer
   x = 371,726.88