Finding the Third Proportional to 67,618 and 99,514

Step by Step Solution

1. Step 1: Write the proportion equation
   67,618 : 99,514 = 99,514 : x
2. Step 2: Convert to fraction form
   67,618/99,514 = 99,514/x
3. Step 3: Cross multiply
   67,618x = 99,514 × 99,514
4. Step 4: Simplify right side
   67,618x = 9,903,036,196
5. Step 5: Solve for x
   x = 9,903,036,196/67,618
6. Step 6: Final answer
   x = 146,455.62