Finding the Fourth Proportional to 31,047.82, 46,573.41 and 8,859.49

Step by Step Solution

1. Step 1: Write the proportion equation
   31,047.82 : 46,573.41 = 8,859.49 : x
2. Step 2: Convert to fraction form
   31,047.82/46,573.41 = 8,859.49/x
3. Step 3: Cross multiply
   31,047.82x = 46,573.41 × 8,859.49
4. Step 4: Simplify right side
   31,047.82x = 412,616,427.29
5. Step 5: Solve for x
   x = 412,616,427.29/31,047.82
6. Step 6: Final answer
   x = 13,289.71