Finding the Fourth Proportional to 2,449.82, 3,674.71 and 988.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,449.82 : 3,674.71 = 988.95 : x
2. Step 2: Convert to fraction form
   2,449.82/3,674.71 = 988.95/x
3. Step 3: Cross multiply
   2,449.82x = 3,674.71 × 988.95
4. Step 4: Simplify right side
   2,449.82x = 3,634,104.45
5. Step 5: Solve for x
   x = 3,634,104.45/2,449.82
6. Step 6: Final answer
   x = 1,483.42