Finding the Fourth Proportional to 2,842.04, 4,259.40 and 1,281.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,842.04 : 4,259.40 = 1,281.98 : x
2. Step 2: Convert to fraction form
   2,842.04/4,259.40 = 1,281.98/x
3. Step 3: Cross multiply
   2,842.04x = 4,259.40 × 1,281.98
4. Step 4: Simplify right side
   2,842.04x = 5,460,465.61
5. Step 5: Solve for x
   x = 5,460,465.61/2,842.04
6. Step 6: Final answer
   x = 1,921.32