Finding the Fourth Proportional to 31,111.82, 42,933.39 and 17,684.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,111.82 : 42,933.39 = 17,684.54 : x
2. Step 2: Convert to fraction form
   31,111.82/42,933.39 = 17,684.54/x
3. Step 3: Cross multiply
   31,111.82x = 42,933.39 × 17,684.54
4. Step 4: Simplify right side
   31,111.82x = 759,257,252.79
5. Step 5: Solve for x
   x = 759,257,252.79/31,111.82
6. Step 6: Final answer
   x = 24,404.14