Finding the Fourth Proportional to 1,863.42, 2,797.29 and 999.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,863.42 : 2,797.29 = 999.42 : x
2. Step 2: Convert to fraction form
   1,863.42/2,797.29 = 999.42/x
3. Step 3: Cross multiply
   1,863.42x = 2,797.29 × 999.42
4. Step 4: Simplify right side
   1,863.42x = 2,795,667.57
5. Step 5: Solve for x
   x = 2,795,667.57/1,863.42
6. Step 6: Final answer
   x = 1,500.29