Finding the Fourth Proportional to 9,288.58, 12,804.06 and 5,696.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,288.58 : 12,804.06 = 5,696.89 : x
2. Step 2: Convert to fraction form
   9,288.58/12,804.06 = 5,696.89/x
3. Step 3: Cross multiply
   9,288.58x = 12,804.06 × 5,696.89
4. Step 4: Simplify right side
   9,288.58x = 72,943,321.37
5. Step 5: Solve for x
   x = 72,943,321.37/9,288.58
6. Step 6: Final answer
   x = 7,853.01