Finding the Third Proportional to 2,517.19 and 5,501.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517.19 : 5,501.81 = 5,501.81 : x
2. Step 2: Convert to fraction form
   2,517.19/5,501.81 = 5,501.81/x
3. Step 3: Cross multiply
   2,517.19x = 5,501.81 × 5,501.81
4. Step 4: Simplify right side
   2,517.19x = 30,269,940.79
5. Step 5: Solve for x
   x = 30,269,940.79/2,517.19
6. Step 6: Final answer
   x = 12,025.30