Finding the Fourth Proportional to 2,041.61, 3,055.12 and 1,904.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,041.61 : 3,055.12 = 1,904.31 : x
2. Step 2: Convert to fraction form
   2,041.61/3,055.12 = 1,904.31/x
3. Step 3: Cross multiply
   2,041.61x = 3,055.12 × 1,904.31
4. Step 4: Simplify right side
   2,041.61x = 5,817,890.81
5. Step 5: Solve for x
   x = 5,817,890.81/2,041.61
6. Step 6: Final answer
   x = 2,849.67