Finding the Third Proportional to 56.25 and 119.81

Step by Step Solution

1. Step 1: Write the proportion equation
   56.25 : 119.81 = 119.81 : x
2. Step 2: Convert to fraction form
   56.25/119.81 = 119.81/x
3. Step 3: Cross multiply
   56.25x = 119.81 × 119.81
4. Step 4: Simplify right side
   56.25x = 14,355.04
5. Step 5: Solve for x
   x = 14,355.04/56.25
6. Step 6: Final answer
   x = 255.20