Finding the Fourth Proportional to 16,315.76, 24,468.41 and 5,219.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,315.76 : 24,468.41 = 5,219.81 : x
2. Step 2: Convert to fraction form
   16,315.76/24,468.41 = 5,219.81/x
3. Step 3: Cross multiply
   16,315.76x = 24,468.41 × 5,219.81
4. Step 4: Simplify right side
   16,315.76x = 127,720,433.67
5. Step 5: Solve for x
   x = 127,720,433.67/16,315.76
6. Step 6: Final answer
   x = 7,828.04