Finding the Fourth Proportional to 2,281.58, 3,145.73 and 1,904.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281.58 : 3,145.73 = 1,904.01 : x
2. Step 2: Convert to fraction form
   2,281.58/3,145.73 = 1,904.01/x
3. Step 3: Cross multiply
   2,281.58x = 3,145.73 × 1,904.01
4. Step 4: Simplify right side
   2,281.58x = 5,989,499.72
5. Step 5: Solve for x
   x = 5,989,499.72/2,281.58
6. Step 6: Final answer
   x = 2,625.16