Finding the Third Proportional to 85,914 and 123,930

Step by Step Solution

1. Step 1: Write the proportion equation
   85,914 : 123,930 = 123,930 : x
2. Step 2: Convert to fraction form
   85,914/123,930 = 123,930/x
3. Step 3: Cross multiply
   85,914x = 123,930 × 123,930
4. Step 4: Simplify right side
   85,914x = 15,358,644,900
5. Step 5: Solve for x
   x = 15,358,644,900/85,914
6. Step 6: Final answer
   x = 178,767.66