Finding the Third Proportional to 131,736 and 284,064

Step by Step Solution

1. Step 1: Write the proportion equation
   131,736 : 284,064 = 284,064 : x
2. Step 2: Convert to fraction form
   131,736/284,064 = 284,064/x
3. Step 3: Cross multiply
   131,736x = 284,064 × 284,064
4. Step 4: Simplify right side
   131,736x = 80,692,356,096
5. Step 5: Solve for x
   x = 80,692,356,096/131,736
6. Step 6: Final answer
   x = 612,530.79