Finding the Third Proportional to 22.31 and 35.81

Step by Step Solution

1. Step 1: Write the proportion equation
   22.31 : 35.81 = 35.81 : x
2. Step 2: Convert to fraction form
   22.31/35.81 = 35.81/x
3. Step 3: Cross multiply
   22.31x = 35.81 × 35.81
4. Step 4: Simplify right side
   22.31x = 1,282.54
5. Step 5: Solve for x
   x = 1,282.54/22.31
6. Step 6: Final answer
   x = 57.48