Finding the Third Proportional to 1,550.14 and 3,391.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550.14 : 3,391.38 = 3,391.38 : x
2. Step 2: Convert to fraction form
   1,550.14/3,391.38 = 3,391.38/x
3. Step 3: Cross multiply
   1,550.14x = 3,391.38 × 3,391.38
4. Step 4: Simplify right side
   1,550.14x = 11,501,477.38
5. Step 5: Solve for x
   x = 11,501,477.38/1,550.14
6. Step 6: Final answer
   x = 7,419.62