Finding the Fourth Proportional to 11,280.04, 16,913.42 and 5,269.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,280.04 : 16,913.42 = 5,269.48 : x
2. Step 2: Convert to fraction form
   11,280.04/16,913.42 = 5,269.48/x
3. Step 3: Cross multiply
   11,280.04x = 16,913.42 × 5,269.48
4. Step 4: Simplify right side
   11,280.04x = 89,124,928.42
5. Step 5: Solve for x
   x = 89,124,928.42/11,280.04
6. Step 6: Final answer
   x = 7,901.12