Finding the Third Proportional to 2,572.88 and 5,363.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572.88 : 5,363.44 = 5,363.44 : x
2. Step 2: Convert to fraction form
   2,572.88/5,363.44 = 5,363.44/x
3. Step 3: Cross multiply
   2,572.88x = 5,363.44 × 5,363.44
4. Step 4: Simplify right side
   2,572.88x = 28,766,461.82
5. Step 5: Solve for x
   x = 28,766,461.82/2,572.88
6. Step 6: Final answer
   x = 11,180.67