Finding the Fourth Proportional to 16,384.95, 24,579.86 and 5,289.57

Step by Step Solution

1. Step 1: Write the proportion equation
   16,384.95 : 24,579.86 = 5,289.57 : x
2. Step 2: Convert to fraction form
   16,384.95/24,579.86 = 5,289.57/x
3. Step 3: Cross multiply
   16,384.95x = 24,579.86 × 5,289.57
4. Step 4: Simplify right side
   16,384.95x = 130,016,863.61
5. Step 5: Solve for x
   x = 130,016,863.61/16,384.95
6. Step 6: Final answer
   x = 7,935.14