Finding the Third Proportional to 392.34 and 942.89

Step by Step Solution

1. Step 1: Write the proportion equation
   392.34 : 942.89 = 942.89 : x
2. Step 2: Convert to fraction form
   392.34/942.89 = 942.89/x
3. Step 3: Cross multiply
   392.34x = 942.89 × 942.89
4. Step 4: Simplify right side
   392.34x = 889,042.73
5. Step 5: Solve for x
   x = 889,042.73/392.34
6. Step 6: Final answer
   x = 2,265.98