Finding the Fourth Proportional to 11,060.72, 16,588.50 and 3,163.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,060.72 : 16,588.50 = 3,163.05 : x
2. Step 2: Convert to fraction form
   11,060.72/16,588.50 = 3,163.05/x
3. Step 3: Cross multiply
   11,060.72x = 16,588.50 × 3,163.05
4. Step 4: Simplify right side
   11,060.72x = 52,470,243.06
5. Step 5: Solve for x
   x = 52,470,243.06/11,060.72
6. Step 6: Final answer
   x = 4,743.84