Finding the Third Proportional to 1,920.94 and 4,017.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,920.94 : 4,017.38 = 4,017.38 : x
2. Step 2: Convert to fraction form
   1,920.94/4,017.38 = 4,017.38/x
3. Step 3: Cross multiply
   1,920.94x = 4,017.38 × 4,017.38
4. Step 4: Simplify right side
   1,920.94x = 16,139,301.89
5. Step 5: Solve for x
   x = 16,139,301.89/1,920.94
6. Step 6: Final answer
   x = 8,401.78