Finding the Third Proportional to 53,576 and 82,960

Step by Step Solution

1. Step 1: Write the proportion equation
   53,576 : 82,960 = 82,960 : x
2. Step 2: Convert to fraction form
   53,576/82,960 = 82,960/x
3. Step 3: Cross multiply
   53,576x = 82,960 × 82,960
4. Step 4: Simplify right side
   53,576x = 6,882,361,600
5. Step 5: Solve for x
   x = 6,882,361,600/53,576
6. Step 6: Final answer
   x = 128,459.79