Finding the Fourth Proportional to 31,304.88, 46,960.56 and 10,530

Step by Step Solution

1. Step 1: Write the proportion equation
   31,304.88 : 46,960.56 = 10,530 : x
2. Step 2: Convert to fraction form
   31,304.88/46,960.56 = 10,530/x
3. Step 3: Cross multiply
   31,304.88x = 46,960.56 × 10,530
4. Step 4: Simplify right side
   31,304.88x = 494,494,696.80
5. Step 5: Solve for x
   x = 494,494,696.80/31,304.88
6. Step 6: Final answer
   x = 15,796.09