Finding the Fourth Proportional to 20,729.33, 31,095.06 and 5,940.42

Step by Step Solution

1. Step 1: Write the proportion equation
   20,729.33 : 31,095.06 = 5,940.42 : x
2. Step 2: Convert to fraction form
   20,729.33/31,095.06 = 5,940.42/x
3. Step 3: Cross multiply
   20,729.33x = 31,095.06 × 5,940.42
4. Step 4: Simplify right side
   20,729.33x = 184,717,531.15
5. Step 5: Solve for x
   x = 184,717,531.15/20,729.33
6. Step 6: Final answer
   x = 8,910.93