Finding the Fourth Proportional to 11,382.74, 17,074.38 and 3,485.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,382.74 : 17,074.38 = 3,485.42 : x
2. Step 2: Convert to fraction form
   11,382.74/17,074.38 = 3,485.42/x
3. Step 3: Cross multiply
   11,382.74x = 17,074.38 × 3,485.42
4. Step 4: Simplify right side
   11,382.74x = 59,511,385.54
5. Step 5: Solve for x
   x = 59,511,385.54/11,382.74
6. Step 6: Final answer
   x = 5,228.21