Finding the Third Proportional to 31.17 and 43.43

Step by Step Solution

1. Step 1: Write the proportion equation
   31.17 : 43.43 = 43.43 : x
2. Step 2: Convert to fraction form
   31.17/43.43 = 43.43/x
3. Step 3: Cross multiply
   31.17x = 43.43 × 43.43
4. Step 4: Simplify right side
   31.17x = 1,885.88
5. Step 5: Solve for x
   x = 1,885.88/31.17
6. Step 6: Final answer
   x = 60.51