Finding the Fourth Proportional to 2,521.33, 3,771.82 and 2,258.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521.33 : 3,771.82 = 2,258.74 : x
2. Step 2: Convert to fraction form
   2,521.33/3,771.82 = 2,258.74/x
3. Step 3: Cross multiply
   2,521.33x = 3,771.82 × 2,258.74
4. Step 4: Simplify right side
   2,521.33x = 8,519,534.32
5. Step 5: Solve for x
   x = 8,519,534.32/2,521.33
6. Step 6: Final answer
   x = 3,378.99