Finding the Third Proportional to 2,561.94 and 3,605.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561.94 : 3,605.13 = 3,605.13 : x
2. Step 2: Convert to fraction form
   2,561.94/3,605.13 = 3,605.13/x
3. Step 3: Cross multiply
   2,561.94x = 3,605.13 × 3,605.13
4. Step 4: Simplify right side
   2,561.94x = 12,996,982.60
5. Step 5: Solve for x
   x = 12,996,982.60/2,561.94
6. Step 6: Final answer
   x = 5,073.10