Finding the Fourth Proportional to 2,825.68, 4,238.90 and 1,046.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,825.68 : 4,238.90 = 1,046.50 : x
2. Step 2: Convert to fraction form
   2,825.68/4,238.90 = 1,046.50/x
3. Step 3: Cross multiply
   2,825.68x = 4,238.90 × 1,046.50
4. Step 4: Simplify right side
   2,825.68x = 4,435,993.02
5. Step 5: Solve for x
   x = 4,435,993.02/2,825.68
6. Step 6: Final answer
   x = 1,569.89