Finding the Fourth Proportional to 2,833.05, 3,909.72 and 1,574.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,833.05 : 3,909.72 = 1,574.10 : x
2. Step 2: Convert to fraction form
   2,833.05/3,909.72 = 1,574.10/x
3. Step 3: Cross multiply
   2,833.05x = 3,909.72 × 1,574.10
4. Step 4: Simplify right side
   2,833.05x = 6,154,270.70
5. Step 5: Solve for x
   x = 6,154,270.70/2,833.05
6. Step 6: Final answer
   x = 2,172.32