Finding the Fourth Proportional to 2,538.68, 3,808.74 and 895.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538.68 : 3,808.74 = 895.40 : x
2. Step 2: Convert to fraction form
   2,538.68/3,808.74 = 895.40/x
3. Step 3: Cross multiply
   2,538.68x = 3,808.74 × 895.40
4. Step 4: Simplify right side
   2,538.68x = 3,410,345.80
5. Step 5: Solve for x
   x = 3,410,345.80/2,538.68
6. Step 6: Final answer
   x = 1,343.35