Finding the Third Proportional to 50,385 and 76,144

Step by Step Solution

1. Step 1: Write the proportion equation
   50,385 : 76,144 = 76,144 : x
2. Step 2: Convert to fraction form
   50,385/76,144 = 76,144/x
3. Step 3: Cross multiply
   50,385x = 76,144 × 76,144
4. Step 4: Simplify right side
   50,385x = 5,797,908,736
5. Step 5: Solve for x
   x = 5,797,908,736/50,385
6. Step 6: Final answer
   x = 115,072.12