Finding the Fourth Proportional to 9,323.25, 12,866.27 and 5,131.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,323.25 : 12,866.27 = 5,131.50 : x
2. Step 2: Convert to fraction form
   9,323.25/12,866.27 = 5,131.50/x
3. Step 3: Cross multiply
   9,323.25x = 12,866.27 × 5,131.50
4. Step 4: Simplify right side
   9,323.25x = 66,023,238.85
5. Step 5: Solve for x
   x = 66,023,238.85/9,323.25
6. Step 6: Final answer
   x = 7,081.57