Finding the Third Proportional to 2,560.99 and 5,317.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560.99 : 5,317.52 = 5,317.52 : x
2. Step 2: Convert to fraction form
   2,560.99/5,317.52 = 5,317.52/x
3. Step 3: Cross multiply
   2,560.99x = 5,317.52 × 5,317.52
4. Step 4: Simplify right side
   2,560.99x = 28,276,055.51
5. Step 5: Solve for x
   x = 28,276,055.51/2,560.99
6. Step 6: Final answer
   x = 11,041.05