Finding the Fourth Proportional to 9,323.04, 12,866.16 and 5,131.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,323.04 : 12,866.16 = 5,131.68 : x
2. Step 2: Convert to fraction form
   9,323.04/12,866.16 = 5,131.68/x
3. Step 3: Cross multiply
   9,323.04x = 12,866.16 × 5,131.68
4. Step 4: Simplify right side
   9,323.04x = 66,025,015.95
5. Step 5: Solve for x
   x = 66,025,015.95/9,323.04
6. Step 6: Final answer
   x = 7,081.92