Finding the Third Proportional to 613.41 and 942.89

Step by Step Solution

1. Step 1: Write the proportion equation
   613.41 : 942.89 = 942.89 : x
2. Step 2: Convert to fraction form
   613.41/942.89 = 942.89/x
3. Step 3: Cross multiply
   613.41x = 942.89 × 942.89
4. Step 4: Simplify right side
   613.41x = 889,042.73
5. Step 5: Solve for x
   x = 889,042.73/613.41
6. Step 6: Final answer
   x = 1,449.35