Finding the Fourth Proportional to 11,488.56, 17,229.69 and 3,166.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,488.56 : 17,229.69 = 3,166.62 : x
2. Step 2: Convert to fraction form
   11,488.56/17,229.69 = 3,166.62/x
3. Step 3: Cross multiply
   11,488.56x = 17,229.69 × 3,166.62
4. Step 4: Simplify right side
   11,488.56x = 54,559,880.95
5. Step 5: Solve for x
   x = 54,559,880.95/11,488.56
6. Step 6: Final answer
   x = 4,749.06