Finding the Third Proportional to 2,639.07 and 5,734.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,639.07 : 5,734.47 = 5,734.47 : x
2. Step 2: Convert to fraction form
   2,639.07/5,734.47 = 5,734.47/x
3. Step 3: Cross multiply
   2,639.07x = 5,734.47 × 5,734.47
4. Step 4: Simplify right side
   2,639.07x = 32,884,120.64
5. Step 5: Solve for x
   x = 32,884,120.64/2,639.07
6. Step 6: Final answer
   x = 12,460.52