Finding the Fourth Proportional to 2,825.09, 4,238.04 and 1,069.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,825.09 : 4,238.04 = 1,069.62 : x
2. Step 2: Convert to fraction form
   2,825.09/4,238.04 = 1,069.62/x
3. Step 3: Cross multiply
   2,825.09x = 4,238.04 × 1,069.62
4. Step 4: Simplify right side
   2,825.09x = 4,533,092.34
5. Step 5: Solve for x
   x = 4,533,092.34/2,825.09
6. Step 6: Final answer
   x = 1,604.58