Finding the Fourth Proportional to 9,222.09, 13,830.39 and 3,377.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,222.09 : 13,830.39 = 3,377.31 : x
2. Step 2: Convert to fraction form
   9,222.09/13,830.39 = 3,377.31/x
3. Step 3: Cross multiply
   9,222.09x = 13,830.39 × 3,377.31
4. Step 4: Simplify right side
   9,222.09x = 46,709,514.45
5. Step 5: Solve for x
   x = 46,709,514.45/9,222.09
6. Step 6: Final answer
   x = 5,064.96