Finding the Third Proportional to 48.94 and 77.25

Step by Step Solution

1. Step 1: Write the proportion equation
   48.94 : 77.25 = 77.25 : x
2. Step 2: Convert to fraction form
   48.94/77.25 = 77.25/x
3. Step 3: Cross multiply
   48.94x = 77.25 × 77.25
4. Step 4: Simplify right side
   48.94x = 5,967.56
5. Step 5: Solve for x
   x = 5,967.56/48.94
6. Step 6: Final answer
   x = 121.94