Finding the Fourth Proportional to 10,791.52, 16,196.92 and 5,530.11

Step by Step Solution

1. Step 1: Write the proportion equation
   10,791.52 : 16,196.92 = 5,530.11 : x
2. Step 2: Convert to fraction form
   10,791.52/16,196.92 = 5,530.11/x
3. Step 3: Cross multiply
   10,791.52x = 16,196.92 × 5,530.11
4. Step 4: Simplify right side
   10,791.52x = 89,570,749.26
5. Step 5: Solve for x
   x = 89,570,749.26/10,791.52
6. Step 6: Final answer
   x = 8,300.11