Finding the Fourth Proportional to 11,591.28, 17,381.76 and 3,692.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,591.28 : 17,381.76 = 3,692.34 : x
2. Step 2: Convert to fraction form
   11,591.28/17,381.76 = 3,692.34/x
3. Step 3: Cross multiply
   11,591.28x = 17,381.76 × 3,692.34
4. Step 4: Simplify right side
   11,591.28x = 64,179,367.72
5. Step 5: Solve for x
   x = 64,179,367.72/11,591.28
6. Step 6: Final answer
   x = 5,536.87