Finding the Fourth Proportional to 9,155.41, 13,740.41 and 3,610.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,155.41 : 13,740.41 = 3,610.15 : x
2. Step 2: Convert to fraction form
   9,155.41/13,740.41 = 3,610.15/x
3. Step 3: Cross multiply
   9,155.41x = 13,740.41 × 3,610.15
4. Step 4: Simplify right side
   9,155.41x = 49,604,941.16
5. Step 5: Solve for x
   x = 49,604,941.16/9,155.41
6. Step 6: Final answer
   x = 5,418.10