Finding the Fourth Proportional to 21,151.35, 31,723.95 and 5,568.96

Step by Step Solution

1. Step 1: Write the proportion equation
   21,151.35 : 31,723.95 = 5,568.96 : x
2. Step 2: Convert to fraction form
   21,151.35/31,723.95 = 5,568.96/x
3. Step 3: Cross multiply
   21,151.35x = 31,723.95 × 5,568.96
4. Step 4: Simplify right side
   21,151.35x = 176,669,408.59
5. Step 5: Solve for x
   x = 176,669,408.59/21,151.35
6. Step 6: Final answer
   x = 8,352.63