Finding the Fourth Proportional to 11,727.27, 17,591.00 and 3,407.85

Step by Step Solution

1. Step 1: Write the proportion equation
   11,727.27 : 17,591.00 = 3,407.85 : x
2. Step 2: Convert to fraction form
   11,727.27/17,591.00 = 3,407.85/x
3. Step 3: Cross multiply
   11,727.27x = 17,591.00 × 3,407.85
4. Step 4: Simplify right side
   11,727.27x = 59,947,472.31
5. Step 5: Solve for x
   x = 59,947,472.31/11,727.27
6. Step 6: Final answer
   x = 5,111.80