Finding the Fourth Proportional to 9,829.52, 13,574.37 and 8,404.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,829.52 : 13,574.37 = 8,404.98 : x
2. Step 2: Convert to fraction form
   9,829.52/13,574.37 = 8,404.98/x
3. Step 3: Cross multiply
   9,829.52x = 13,574.37 × 8,404.98
4. Step 4: Simplify right side
   9,829.52x = 114,092,288.98
5. Step 5: Solve for x
   x = 114,092,288.98/9,829.52
6. Step 6: Final answer
   x = 11,607.11