Finding the Fourth Proportional to 2,111.44, 3,152.33 and 1,904.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111.44 : 3,152.33 = 1,904.08 : x
2. Step 2: Convert to fraction form
   2,111.44/3,152.33 = 1,904.08/x
3. Step 3: Cross multiply
   2,111.44x = 3,152.33 × 1,904.08
4. Step 4: Simplify right side
   2,111.44x = 6,002,288.51
5. Step 5: Solve for x
   x = 6,002,288.51/2,111.44
6. Step 6: Final answer
   x = 2,842.75