Finding the Third Proportional to 2,479.95 and 5,339.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,479.95 : 5,339.53 = 5,339.53 : x
2. Step 2: Convert to fraction form
   2,479.95/5,339.53 = 5,339.53/x
3. Step 3: Cross multiply
   2,479.95x = 5,339.53 × 5,339.53
4. Step 4: Simplify right side
   2,479.95x = 28,510,617.43
5. Step 5: Solve for x
   x = 28,510,617.43/2,479.95
6. Step 6: Final answer
   x = 11,496.44