Finding the Third Proportional to 2,869 and 3,826.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,869 : 3,826.50 = 3,826.50 : x
2. Step 2: Convert to fraction form
   2,869/3,826.50 = 3,826.50/x
3. Step 3: Cross multiply
   2,869x = 3,826.50 × 3,826.50
4. Step 4: Simplify right side
   2,869x = 14,642,102.25
5. Step 5: Solve for x
   x = 14,642,102.25/2,869
6. Step 6: Final answer
   x = 5,103.56