Finding the Fourth Proportional to 13,150.48, 18,125.98 and 9,323.36

Step by Step Solution

1. Step 1: Write the proportion equation
   13,150.48 : 18,125.98 = 9,323.36 : x
2. Step 2: Convert to fraction form
   13,150.48/18,125.98 = 9,323.36/x
3. Step 3: Cross multiply
   13,150.48x = 18,125.98 × 9,323.36
4. Step 4: Simplify right side
   13,150.48x = 168,995,036.89
5. Step 5: Solve for x
   x = 168,995,036.89/13,150.48
6. Step 6: Final answer
   x = 12,850.86