Finding the Fourth Proportional to 31,076.94, 46,607.58 and 8,890.46

Step by Step Solution

1. Step 1: Write the proportion equation
   31,076.94 : 46,607.58 = 8,890.46 : x
2. Step 2: Convert to fraction form
   31,076.94/46,607.58 = 8,890.46/x
3. Step 3: Cross multiply
   31,076.94x = 46,607.58 × 8,890.46
4. Step 4: Simplify right side
   31,076.94x = 414,362,825.69
5. Step 5: Solve for x
   x = 414,362,825.69/31,076.94
6. Step 6: Final answer
   x = 13,333.45