Finding the Fourth Proportional to 11,016.57, 16,525.71 and 3,118.95

Step by Step Solution

1. Step 1: Write the proportion equation
   11,016.57 : 16,525.71 = 3,118.95 : x
2. Step 2: Convert to fraction form
   11,016.57/16,525.71 = 3,118.95/x
3. Step 3: Cross multiply
   11,016.57x = 16,525.71 × 3,118.95
4. Step 4: Simplify right side
   11,016.57x = 51,542,863.20
5. Step 5: Solve for x
   x = 51,542,863.20/11,016.57
6. Step 6: Final answer
   x = 4,678.67