Finding the Third Proportional to 2,151.38 and 3,269.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151.38 : 3,269.81 = 3,269.81 : x
2. Step 2: Convert to fraction form
   2,151.38/3,269.81 = 3,269.81/x
3. Step 3: Cross multiply
   2,151.38x = 3,269.81 × 3,269.81
4. Step 4: Simplify right side
   2,151.38x = 10,691,673.79
5. Step 5: Solve for x
   x = 10,691,673.79/2,151.38
6. Step 6: Final answer
   x = 4,969.69