Finding the Third Proportional to 49,104 and 76,815

Step by Step Solution

1. Step 1: Write the proportion equation
   49,104 : 76,815 = 76,815 : x
2. Step 2: Convert to fraction form
   49,104/76,815 = 76,815/x
3. Step 3: Cross multiply
   49,104x = 76,815 × 76,815
4. Step 4: Simplify right side
   49,104x = 5,900,544,225
5. Step 5: Solve for x
   x = 5,900,544,225/49,104
6. Step 6: Final answer
   x = 120,164.23