Finding the Fourth Proportional to 11,591.82, 17,386.81 and 3,271.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,591.82 : 17,386.81 = 3,271.50 : x
2. Step 2: Convert to fraction form
   11,591.82/17,386.81 = 3,271.50/x
3. Step 3: Cross multiply
   11,591.82x = 17,386.81 × 3,271.50
4. Step 4: Simplify right side
   11,591.82x = 56,880,948.92
5. Step 5: Solve for x
   x = 56,880,948.92/11,591.82
6. Step 6: Final answer
   x = 4,906.99