Finding the Third Proportional to 49,300 and 80,494

Step by Step Solution

1. Step 1: Write the proportion equation
   49,300 : 80,494 = 80,494 : x
2. Step 2: Convert to fraction form
   49,300/80,494 = 80,494/x
3. Step 3: Cross multiply
   49,300x = 80,494 × 80,494
4. Step 4: Simplify right side
   49,300x = 6,479,284,036
5. Step 5: Solve for x
   x = 6,479,284,036/49,300
6. Step 6: Final answer
   x = 131,425.64