Finding the Third Proportional to 2,215.69 and 4,537.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215.69 : 4,537.69 = 4,537.69 : x
2. Step 2: Convert to fraction form
   2,215.69/4,537.69 = 4,537.69/x
3. Step 3: Cross multiply
   2,215.69x = 4,537.69 × 4,537.69
4. Step 4: Simplify right side
   2,215.69x = 20,590,607.85
5. Step 5: Solve for x
   x = 20,590,607.85/2,215.69
6. Step 6: Final answer
   x = 9,293.10