Finding the Fourth Proportional to 5,537.55, 8,262.94 and 5,505.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,537.55 : 8,262.94 = 5,505.15 : x
2. Step 2: Convert to fraction form
   5,537.55/8,262.94 = 5,505.15/x
3. Step 3: Cross multiply
   5,537.55x = 8,262.94 × 5,505.15
4. Step 4: Simplify right side
   5,537.55x = 45,488,710.38
5. Step 5: Solve for x
   x = 45,488,710.38/5,537.55
6. Step 6: Final answer
   x = 8,214.59