Finding the Fourth Proportional to 20,727.05, 31,086.14 and 5,931.99

Step by Step Solution

1. Step 1: Write the proportion equation
   20,727.05 : 31,086.14 = 5,931.99 : x
2. Step 2: Convert to fraction form
   20,727.05/31,086.14 = 5,931.99/x
3. Step 3: Cross multiply
   20,727.05x = 31,086.14 × 5,931.99
4. Step 4: Simplify right side
   20,727.05x = 184,402,641.96
5. Step 5: Solve for x
   x = 184,402,641.96/20,727.05
6. Step 6: Final answer
   x = 8,896.72