Finding the Fourth Proportional to 31,223.55, 46,823.56 and 10,158.09

Step by Step Solution

1. Step 1: Write the proportion equation
   31,223.55 : 46,823.56 = 10,158.09 : x
2. Step 2: Convert to fraction form
   31,223.55/46,823.56 = 10,158.09/x
3. Step 3: Cross multiply
   31,223.55x = 46,823.56 × 10,158.09
4. Step 4: Simplify right side
   31,223.55x = 475,637,936.60
5. Step 5: Solve for x
   x = 475,637,936.60/31,223.55
6. Step 6: Final answer
   x = 15,233.31