Finding the Third Proportional to 208,480.50 and 455,193

Step by Step Solution

1. Step 1: Write the proportion equation
   208,480.50 : 455,193 = 455,193 : x
2. Step 2: Convert to fraction form
   208,480.50/455,193 = 455,193/x
3. Step 3: Cross multiply
   208,480.50x = 455,193 × 455,193
4. Step 4: Simplify right side
   208,480.50x = 207,200,667,249
5. Step 5: Solve for x
   x = 207,200,667,249/208,480.50
6. Step 6: Final answer
   x = 993,861.14