Finding the Fourth Proportional to 11,065.57, 16,601.60 and 3,274.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,065.57 : 16,601.60 = 3,274.59 : x
2. Step 2: Convert to fraction form
   11,065.57/16,601.60 = 3,274.59/x
3. Step 3: Cross multiply
   11,065.57x = 16,601.60 × 3,274.59
4. Step 4: Simplify right side
   11,065.57x = 54,363,333.96
5. Step 5: Solve for x
   x = 54,363,333.96/11,065.57
6. Step 6: Final answer
   x = 4,912.84