Finding the Fourth Proportional to 2,539.92, 3,810.78 and 896.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,539.92 : 3,810.78 = 896.04 : x
2. Step 2: Convert to fraction form
   2,539.92/3,810.78 = 896.04/x
3. Step 3: Cross multiply
   2,539.92x = 3,810.78 × 896.04
4. Step 4: Simplify right side
   2,539.92x = 3,414,611.31
5. Step 5: Solve for x
   x = 3,414,611.31/2,539.92
6. Step 6: Final answer
   x = 1,344.38