Finding the Third Proportional to 2,572.88 and 3,251.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572.88 : 3,251.81 = 3,251.81 : x
2. Step 2: Convert to fraction form
   2,572.88/3,251.81 = 3,251.81/x
3. Step 3: Cross multiply
   2,572.88x = 3,251.81 × 3,251.81
4. Step 4: Simplify right side
   2,572.88x = 10,574,284.54
5. Step 5: Solve for x
   x = 10,574,284.54/2,572.88
6. Step 6: Final answer
   x = 4,109.91