Finding the Fourth Proportional to 20,724.29, 31,088.71 and 5,935.61

Step by Step Solution

1. Step 1: Write the proportion equation
   20,724.29 : 31,088.71 = 5,935.61 : x
2. Step 2: Convert to fraction form
   20,724.29/31,088.71 = 5,935.61/x
3. Step 3: Cross multiply
   20,724.29x = 31,088.71 × 5,935.61
4. Step 4: Simplify right side
   20,724.29x = 184,530,543.10
5. Step 5: Solve for x
   x = 184,530,543.10/20,724.29
6. Step 6: Final answer
   x = 8,904.07