Finding the Fourth Proportional to 11,017.98, 16,537.86 and 5,758.20

Step by Step Solution

1. Step 1: Write the proportion equation
   11,017.98 : 16,537.86 = 5,758.20 : x
2. Step 2: Convert to fraction form
   11,017.98/16,537.86 = 5,758.20/x
3. Step 3: Cross multiply
   11,017.98x = 16,537.86 × 5,758.20
4. Step 4: Simplify right side
   11,017.98x = 95,228,305.45
5. Step 5: Solve for x
   x = 95,228,305.45/11,017.98
6. Step 6: Final answer
   x = 8,642.99