Finding the Third Proportional to 54,247 and 111,977

Step by Step Solution

1. Step 1: Write the proportion equation
   54,247 : 111,977 = 111,977 : x
2. Step 2: Convert to fraction form
   54,247/111,977 = 111,977/x
3. Step 3: Cross multiply
   54,247x = 111,977 × 111,977
4. Step 4: Simplify right side
   54,247x = 12,538,848,529
5. Step 5: Solve for x
   x = 12,538,848,529/54,247
6. Step 6: Final answer
   x = 231,143.63