Finding the Fourth Proportional to 2,572.50, 3,859.29 and 1,033.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572.50 : 3,859.29 = 1,033.50 : x
2. Step 2: Convert to fraction form
   2,572.50/3,859.29 = 1,033.50/x
3. Step 3: Cross multiply
   2,572.50x = 3,859.29 × 1,033.50
4. Step 4: Simplify right side
   2,572.50x = 3,988,576.22
5. Step 5: Solve for x
   x = 3,988,576.22/2,572.50
6. Step 6: Final answer
   x = 1,550.47