Finding the Third Proportional to 86,076 and 123,975

Step by Step Solution

1. Step 1: Write the proportion equation
   86,076 : 123,975 = 123,975 : x
2. Step 2: Convert to fraction form
   86,076/123,975 = 123,975/x
3. Step 3: Cross multiply
   86,076x = 123,975 × 123,975
4. Step 4: Simplify right side
   86,076x = 15,369,800,625
5. Step 5: Solve for x
   x = 15,369,800,625/86,076
6. Step 6: Final answer
   x = 178,560.81