Finding the Fourth Proportional to 31,660.16, 43,890.82 and 29,974.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,660.16 : 43,890.82 = 29,974.82 : x
2. Step 2: Convert to fraction form
   31,660.16/43,890.82 = 29,974.82/x
3. Step 3: Cross multiply
   31,660.16x = 43,890.82 × 29,974.82
4. Step 4: Simplify right side
   31,660.16x = 1,315,619,059.82
5. Step 5: Solve for x
   x = 1,315,619,059.82/31,660.16
6. Step 6: Final answer
   x = 41,554.41