Finding the Fourth Proportional to 2,844.29, 4,264.50 and 994.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,844.29 : 4,264.50 = 994.39 : x
2. Step 2: Convert to fraction form
   2,844.29/4,264.50 = 994.39/x
3. Step 3: Cross multiply
   2,844.29x = 4,264.50 × 994.39
4. Step 4: Simplify right side
   2,844.29x = 4,240,554.83
5. Step 5: Solve for x
   x = 4,240,554.83/2,844.29
6. Step 6: Final answer
   x = 1,490.90