Finding the Fourth Proportional to 16,317.89, 24,475.53 and 5,221.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,317.89 : 24,475.53 = 5,221.58 : x
2. Step 2: Convert to fraction form
   16,317.89/24,475.53 = 5,221.58/x
3. Step 3: Cross multiply
   16,317.89x = 24,475.53 × 5,221.58
4. Step 4: Simplify right side
   16,317.89x = 127,800,937.94
5. Step 5: Solve for x
   x = 127,800,937.94/16,317.89
6. Step 6: Final answer
   x = 7,831.95