Finding the Fourth Proportional to 11,601.76, 17,405.50 and 3,393.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,601.76 : 17,405.50 = 3,393.76 : x
2. Step 2: Convert to fraction form
   11,601.76/17,405.50 = 3,393.76/x
3. Step 3: Cross multiply
   11,601.76x = 17,405.50 × 3,393.76
4. Step 4: Simplify right side
   11,601.76x = 59,070,089.68
5. Step 5: Solve for x
   x = 59,070,089.68/11,601.76
6. Step 6: Final answer
   x = 5,091.48