Finding the Fourth Proportional to 31,603.97, 47,410.52 and 9,424.15

Step by Step Solution

1. Step 1: Write the proportion equation
   31,603.97 : 47,410.52 = 9,424.15 : x
2. Step 2: Convert to fraction form
   31,603.97/47,410.52 = 9,424.15/x
3. Step 3: Cross multiply
   31,603.97x = 47,410.52 × 9,424.15
4. Step 4: Simplify right side
   31,603.97x = 446,803,686.41
5. Step 5: Solve for x
   x = 446,803,686.41/31,603.97
6. Step 6: Final answer
   x = 14,137.58