Finding the Fourth Proportional to 20,734.16, 31,096.18 and 5,939.60

Step by Step Solution

1. Step 1: Write the proportion equation
   20,734.16 : 31,096.18 = 5,939.60 : x
2. Step 2: Convert to fraction form
   20,734.16/31,096.18 = 5,939.60/x
3. Step 3: Cross multiply
   20,734.16x = 31,096.18 × 5,939.60
4. Step 4: Simplify right side
   20,734.16x = 184,698,870.73
5. Step 5: Solve for x
   x = 184,698,870.73/20,734.16
6. Step 6: Final answer
   x = 8,907.95