Finding the Fourth Proportional to 11,510.56, 17,265.77 and 3,190.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,510.56 : 17,265.77 = 3,190.49 : x
2. Step 2: Convert to fraction form
   11,510.56/17,265.77 = 3,190.49/x
3. Step 3: Cross multiply
   11,510.56x = 17,265.77 × 3,190.49
4. Step 4: Simplify right side
   11,510.56x = 55,086,164.25
5. Step 5: Solve for x
   x = 55,086,164.25/11,510.56
6. Step 6: Final answer
   x = 4,785.71