Finding the Fourth Proportional to 2,568.22, 3,544.50 and 1,904.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,568.22 : 3,544.50 = 1,904.02 : x
2. Step 2: Convert to fraction form
   2,568.22/3,544.50 = 1,904.02/x
3. Step 3: Cross multiply
   2,568.22x = 3,544.50 × 1,904.02
4. Step 4: Simplify right side
   2,568.22x = 6,748,798.89
5. Step 5: Solve for x
   x = 6,748,798.89/2,568.22
6. Step 6: Final answer
   x = 2,627.81