Finding the Third Proportional to 2,616.75 and 4,513.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616.75 : 4,513.50 = 4,513.50 : x
2. Step 2: Convert to fraction form
   2,616.75/4,513.50 = 4,513.50/x
3. Step 3: Cross multiply
   2,616.75x = 4,513.50 × 4,513.50
4. Step 4: Simplify right side
   2,616.75x = 20,371,682.25
5. Step 5: Solve for x
   x = 20,371,682.25/2,616.75
6. Step 6: Final answer
   x = 7,785.11