Finding the Fourth Proportional to 11,016.30, 16,525.53 and 3,617.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,016.30 : 16,525.53 = 3,617.76 : x
2. Step 2: Convert to fraction form
   11,016.30/16,525.53 = 3,617.76/x
3. Step 3: Cross multiply
   11,016.30x = 16,525.53 × 3,617.76
4. Step 4: Simplify right side
   11,016.30x = 59,785,401.41
5. Step 5: Solve for x
   x = 59,785,401.41/11,016.30
6. Step 6: Final answer
   x = 5,426.99