Finding the Third Proportional to 1,667.25 and 2,581.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.25 : 2,581.88 = 2,581.88 : x
2. Step 2: Convert to fraction form
   1,667.25/2,581.88 = 2,581.88/x
3. Step 3: Cross multiply
   1,667.25x = 2,581.88 × 2,581.88
4. Step 4: Simplify right side
   1,667.25x = 6,666,078.52
5. Step 5: Solve for x
   x = 6,666,078.52/1,667.25
6. Step 6: Final answer
   x = 3,998.25