Finding the Third Proportional to 2,713.50 and 4,240.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,713.50 : 4,240.69 = 4,240.69 : x
2. Step 2: Convert to fraction form
   2,713.50/4,240.69 = 4,240.69/x
3. Step 3: Cross multiply
   2,713.50x = 4,240.69 × 4,240.69
4. Step 4: Simplify right side
   2,713.50x = 17,983,430.47
5. Step 5: Solve for x
   x = 17,983,430.47/2,713.50
6. Step 6: Final answer
   x = 6,627.39