Finding the Third Proportional to 80,528 and 118,018

Step by Step Solution

1. Step 1: Write the proportion equation
   80,528 : 118,018 = 118,018 : x
2. Step 2: Convert to fraction form
   80,528/118,018 = 118,018/x
3. Step 3: Cross multiply
   80,528x = 118,018 × 118,018
4. Step 4: Simplify right side
   80,528x = 13,928,248,324
5. Step 5: Solve for x
   x = 13,928,248,324/80,528
6. Step 6: Final answer
   x = 172,961.56