Finding the Fourth Proportional to 11,353.50, 17,037.90 and 3,957.93

Step by Step Solution

1. Step 1: Write the proportion equation
   11,353.50 : 17,037.90 = 3,957.93 : x
2. Step 2: Convert to fraction form
   11,353.50/17,037.90 = 3,957.93/x
3. Step 3: Cross multiply
   11,353.50x = 17,037.90 × 3,957.93
4. Step 4: Simplify right side
   11,353.50x = 67,434,815.55
5. Step 5: Solve for x
   x = 67,434,815.55/11,353.50
6. Step 6: Final answer
   x = 5,939.56