Finding the Third Proportional to 28.37 and 60.54

Step by Step Solution

1. Step 1: Write the proportion equation
   28.37 : 60.54 = 60.54 : x
2. Step 2: Convert to fraction form
   28.37/60.54 = 60.54/x
3. Step 3: Cross multiply
   28.37x = 60.54 × 60.54
4. Step 4: Simplify right side
   28.37x = 3,664.98
5. Step 5: Solve for x
   x = 3,664.98/28.37
6. Step 6: Final answer
   x = 129.18