Finding the Fourth Proportional to 9,150.67, 13,725.99 and 3,231.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,150.67 : 13,725.99 = 3,231.93 : x
2. Step 2: Convert to fraction form
   9,150.67/13,725.99 = 3,231.93/x
3. Step 3: Cross multiply
   9,150.67x = 13,725.99 × 3,231.93
4. Step 4: Simplify right side
   9,150.67x = 44,361,490.33
5. Step 5: Solve for x
   x = 44,361,490.33/9,150.67
6. Step 6: Final answer
   x = 4,847.89