Finding the Fourth Proportional to 2,282.88, 3,421.89 and 984.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,282.88 : 3,421.89 = 984.45 : x
2. Step 2: Convert to fraction form
   2,282.88/3,421.89 = 984.45/x
3. Step 3: Cross multiply
   2,282.88x = 3,421.89 × 984.45
4. Step 4: Simplify right side
   2,282.88x = 3,368,679.61
5. Step 5: Solve for x
   x = 3,368,679.61/2,282.88
6. Step 6: Final answer
   x = 1,475.63