Finding the Fourth Proportional to 10,944.17, 16,416.59 and 4,280.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,944.17 : 16,416.59 = 4,280.41 : x
2. Step 2: Convert to fraction form
   10,944.17/16,416.59 = 4,280.41/x
3. Step 3: Cross multiply
   10,944.17x = 16,416.59 × 4,280.41
4. Step 4: Simplify right side
   10,944.17x = 70,269,632.52
5. Step 5: Solve for x
   x = 70,269,632.52/10,944.17
6. Step 6: Final answer
   x = 6,420.74