Finding the Fourth Proportional to 11,014.91, 16,518.86 and 3,617.64

Step by Step Solution

1. Step 1: Write the proportion equation
   11,014.91 : 16,518.86 = 3,617.64 : x
2. Step 2: Convert to fraction form
   11,014.91/16,518.86 = 3,617.64/x
3. Step 3: Cross multiply
   11,014.91x = 16,518.86 × 3,617.64
4. Step 4: Simplify right side
   11,014.91x = 59,759,270.60
5. Step 5: Solve for x
   x = 59,759,270.60/11,014.91
6. Step 6: Final answer
   x = 5,425.31