Finding the Fourth Proportional to 3,485.34, 5,226.84 and 1,019.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,485.34 : 5,226.84 = 1,019.52 : x
2. Step 2: Convert to fraction form
   3,485.34/5,226.84 = 1,019.52/x
3. Step 3: Cross multiply
   3,485.34x = 5,226.84 × 1,019.52
4. Step 4: Simplify right side
   3,485.34x = 5,328,867.92
5. Step 5: Solve for x
   x = 5,328,867.92/3,485.34
6. Step 6: Final answer
   x = 1,528.94