Finding the Third Proportional to 27.42 and 58.43

Step by Step Solution

1. Step 1: Write the proportion equation
   27.42 : 58.43 = 58.43 : x
2. Step 2: Convert to fraction form
   27.42/58.43 = 58.43/x
3. Step 3: Cross multiply
   27.42x = 58.43 × 58.43
4. Step 4: Simplify right side
   27.42x = 3,414.03
5. Step 5: Solve for x
   x = 3,414.03/27.42
6. Step 6: Final answer
   x = 124.50