Finding the Fourth Proportional to 2,046.42, 2,821.91 and 1,259.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,046.42 : 2,821.91 = 1,259.91 : x
2. Step 2: Convert to fraction form
   2,046.42/2,821.91 = 1,259.91/x
3. Step 3: Cross multiply
   2,046.42x = 2,821.91 × 1,259.91
4. Step 4: Simplify right side
   2,046.42x = 3,555,346.33
5. Step 5: Solve for x
   x = 3,555,346.33/2,046.42
6. Step 6: Final answer
   x = 1,737.35