Finding the Third Proportional to 929.69 and 2,021.38

Step by Step Solution

1. Step 1: Write the proportion equation
   929.69 : 2,021.38 = 2,021.38 : x
2. Step 2: Convert to fraction form
   929.69/2,021.38 = 2,021.38/x
3. Step 3: Cross multiply
   929.69x = 2,021.38 × 2,021.38
4. Step 4: Simplify right side
   929.69x = 4,085,956.89
5. Step 5: Solve for x
   x = 4,085,956.89/929.69
6. Step 6: Final answer
   x = 4,394.98