Finding the Fourth Proportional to 3,499.92, 5,240.52 and 3,084.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499.92 : 5,240.52 = 3,084.80 : x
2. Step 2: Convert to fraction form
   3,499.92/5,240.52 = 3,084.80/x
3. Step 3: Cross multiply
   3,499.92x = 5,240.52 × 3,084.80
4. Step 4: Simplify right side
   3,499.92x = 16,165,956.10
5. Step 5: Solve for x
   x = 16,165,956.10/3,499.92
6. Step 6: Final answer
   x = 4,618.95