Finding the Fourth Proportional to 2,994.61, 4,490.82 and 1,144.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,994.61 : 4,490.82 = 1,144.81 : x
2. Step 2: Convert to fraction form
   2,994.61/4,490.82 = 1,144.81/x
3. Step 3: Cross multiply
   2,994.61x = 4,490.82 × 1,144.81
4. Step 4: Simplify right side
   2,994.61x = 5,141,135.64
5. Step 5: Solve for x
   x = 5,141,135.64/2,994.61
6. Step 6: Final answer
   x = 1,716.80