Finding the Fourth Proportional to 2,563.89, 3,841.92 and 1,521.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,563.89 : 3,841.92 = 1,521.84 : x
2. Step 2: Convert to fraction form
   2,563.89/3,841.92 = 1,521.84/x
3. Step 3: Cross multiply
   2,563.89x = 3,841.92 × 1,521.84
4. Step 4: Simplify right side
   2,563.89x = 5,846,787.53
5. Step 5: Solve for x
   x = 5,846,787.53/2,563.89
6. Step 6: Final answer
   x = 2,280.44