Finding the Third Proportional to 2,548.69 and 3,430.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.69 : 3,430.27 = 3,430.27 : x
2. Step 2: Convert to fraction form
   2,548.69/3,430.27 = 3,430.27/x
3. Step 3: Cross multiply
   2,548.69x = 3,430.27 × 3,430.27
4. Step 4: Simplify right side
   2,548.69x = 11,766,722.26
5. Step 5: Solve for x
   x = 11,766,722.26/2,548.69
6. Step 6: Final answer
   x = 4,616.78