Finding the Third Proportional to 2,627 and 3,891.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627 : 3,891.50 = 3,891.50 : x
2. Step 2: Convert to fraction form
   2,627/3,891.50 = 3,891.50/x
3. Step 3: Cross multiply
   2,627x = 3,891.50 × 3,891.50
4. Step 4: Simplify right side
   2,627x = 15,143,772.25
5. Step 5: Solve for x
   x = 15,143,772.25/2,627
6. Step 6: Final answer
   x = 5,764.66