Finding the Fourth Proportional to 16,482.72, 24,724.28 and 5,389.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,482.72 : 24,724.28 = 5,389.32 : x
2. Step 2: Convert to fraction form
   16,482.72/24,724.28 = 5,389.32/x
3. Step 3: Cross multiply
   16,482.72x = 24,724.28 × 5,389.32
4. Step 4: Simplify right side
   16,482.72x = 133,247,056.69
5. Step 5: Solve for x
   x = 133,247,056.69/16,482.72
6. Step 6: Final answer
   x = 8,084.05