Finding the Fourth Proportional to 31,057.45, 46,587.71 and 8,874.09

Step by Step Solution

1. Step 1: Write the proportion equation
   31,057.45 : 46,587.71 = 8,874.09 : x
2. Step 2: Convert to fraction form
   31,057.45/46,587.71 = 8,874.09/x
3. Step 3: Cross multiply
   31,057.45x = 46,587.71 × 8,874.09
4. Step 4: Simplify right side
   31,057.45x = 413,423,756.40
5. Step 5: Solve for x
   x = 413,423,756.40/31,057.45
6. Step 6: Final answer
   x = 13,311.58