Finding the Fourth Proportional to 11,101.10, 16,651.42 and 3,604.65

Step by Step Solution

1. Step 1: Write the proportion equation
   11,101.10 : 16,651.42 = 3,604.65 : x
2. Step 2: Convert to fraction form
   11,101.10/16,651.42 = 3,604.65/x
3. Step 3: Cross multiply
   11,101.10x = 16,651.42 × 3,604.65
4. Step 4: Simplify right side
   11,101.10x = 60,022,620.28
5. Step 5: Solve for x
   x = 60,022,620.28/11,101.10
6. Step 6: Final answer
   x = 5,406.91