Finding the Fourth Proportional to 2,489.58, 3,733.56 and 846.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,489.58 : 3,733.56 = 846.09 : x
2. Step 2: Convert to fraction form
   2,489.58/3,733.56 = 846.09/x
3. Step 3: Cross multiply
   2,489.58x = 3,733.56 × 846.09
4. Step 4: Simplify right side
   2,489.58x = 3,158,927.78
5. Step 5: Solve for x
   x = 3,158,927.78/2,489.58
6. Step 6: Final answer
   x = 1,268.86