Finding the Fourth Proportional to 31,019.52, 46,515.30 and 8,827.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,019.52 : 46,515.30 = 8,827.56 : x
2. Step 2: Convert to fraction form
   31,019.52/46,515.30 = 8,827.56/x
3. Step 3: Cross multiply
   31,019.52x = 46,515.30 × 8,827.56
4. Step 4: Simplify right side
   31,019.52x = 410,616,601.67
5. Step 5: Solve for x
   x = 410,616,601.67/31,019.52
6. Step 6: Final answer
   x = 13,237.36