Finding the Third Proportional to 2,569.88 and 5,504.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569.88 : 5,504.63 = 5,504.63 : x
2. Step 2: Convert to fraction form
   2,569.88/5,504.63 = 5,504.63/x
3. Step 3: Cross multiply
   2,569.88x = 5,504.63 × 5,504.63
4. Step 4: Simplify right side
   2,569.88x = 30,300,896.39
5. Step 5: Solve for x
   x = 30,300,896.39/2,569.88
6. Step 6: Final answer
   x = 11,790.81