Finding the Third Proportional to 80,784.50 and 171,410

Step by Step Solution

1. Step 1: Write the proportion equation
   80,784.50 : 171,410 = 171,410 : x
2. Step 2: Convert to fraction form
   80,784.50/171,410 = 171,410/x
3. Step 3: Cross multiply
   80,784.50x = 171,410 × 171,410
4. Step 4: Simplify right side
   80,784.50x = 29,381,388,100
5. Step 5: Solve for x
   x = 29,381,388,100/80,784.50
6. Step 6: Final answer
   x = 363,700.81