Finding the Third Proportional to 2,408.63 and 3,603.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,408.63 : 3,603.94 = 3,603.94 : x
2. Step 2: Convert to fraction form
   2,408.63/3,603.94 = 3,603.94/x
3. Step 3: Cross multiply
   2,408.63x = 3,603.94 × 3,603.94
4. Step 4: Simplify right side
   2,408.63x = 12,988,365.50
5. Step 5: Solve for x
   x = 12,988,365.50/2,408.63
6. Step 6: Final answer
   x = 5,392.44