Finding the Fourth Proportional to 11,085.34, 16,629.82 and 3,689.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,085.34 : 16,629.82 = 3,689.02 : x
2. Step 2: Convert to fraction form
   11,085.34/16,629.82 = 3,689.02/x
3. Step 3: Cross multiply
   11,085.34x = 16,629.82 × 3,689.02
4. Step 4: Simplify right side
   11,085.34x = 61,347,738.58
5. Step 5: Solve for x
   x = 61,347,738.58/11,085.34
6. Step 6: Final answer
   x = 5,534.13