Finding the Fourth Proportional to 31,042.91, 46,564.82 and 8,856.29

Step by Step Solution

1. Step 1: Write the proportion equation
   31,042.91 : 46,564.82 = 8,856.29 : x
2. Step 2: Convert to fraction form
   31,042.91/46,564.82 = 8,856.29/x
3. Step 3: Cross multiply
   31,042.91x = 46,564.82 × 8,856.29
4. Step 4: Simplify right side
   31,042.91x = 412,391,549.72
5. Step 5: Solve for x
   x = 412,391,549.72/31,042.91
6. Step 6: Final answer
   x = 13,284.56