Finding the Third Proportional to 923.41 and 1,976.55

Step by Step Solution

1. Step 1: Write the proportion equation
   923.41 : 1,976.55 = 1,976.55 : x
2. Step 2: Convert to fraction form
   923.41/1,976.55 = 1,976.55/x
3. Step 3: Cross multiply
   923.41x = 1,976.55 × 1,976.55
4. Step 4: Simplify right side
   923.41x = 3,906,768.43
5. Step 5: Solve for x
   x = 3,906,768.43/923.41
6. Step 6: Final answer
   x = 4,230.79