Finding the Fourth Proportional to 2,054.56, 3,081.86 and 900.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.56 : 3,081.86 = 900.04 : x
2. Step 2: Convert to fraction form
   2,054.56/3,081.86 = 900.04/x
3. Step 3: Cross multiply
   2,054.56x = 3,081.86 × 900.04
4. Step 4: Simplify right side
   2,054.56x = 2,773,797.27
5. Step 5: Solve for x
   x = 2,773,797.27/2,054.56
6. Step 6: Final answer
   x = 1,350.07