Finding the Fourth Proportional to 31,629.97, 47,443.33 and 9,443.53

Step by Step Solution

1. Step 1: Write the proportion equation
   31,629.97 : 47,443.33 = 9,443.53 : x
2. Step 2: Convert to fraction form
   31,629.97/47,443.33 = 9,443.53/x
3. Step 3: Cross multiply
   31,629.97x = 47,443.33 × 9,443.53
4. Step 4: Simplify right side
   31,629.97x = 448,032,510.15
5. Step 5: Solve for x
   x = 448,032,510.15/31,629.97
6. Step 6: Final answer
   x = 14,164.81