Finding the Third Proportional to 1,351.69 and 3,169.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,351.69 : 3,169.13 = 3,169.13 : x
2. Step 2: Convert to fraction form
   1,351.69/3,169.13 = 3,169.13/x
3. Step 3: Cross multiply
   1,351.69x = 3,169.13 × 3,169.13
4. Step 4: Simplify right side
   1,351.69x = 10,043,353.27
5. Step 5: Solve for x
   x = 10,043,353.27/1,351.69
6. Step 6: Final answer
   x = 7,430.23