Finding the Fourth Proportional to 2,304.59, 3,177.83 and 1,641.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,304.59 : 3,177.83 = 1,641.20 : x
2. Step 2: Convert to fraction form
   2,304.59/3,177.83 = 1,641.20/x
3. Step 3: Cross multiply
   2,304.59x = 3,177.83 × 1,641.20
4. Step 4: Simplify right side
   2,304.59x = 5,215,442.81
5. Step 5: Solve for x
   x = 5,215,442.81/2,304.59
6. Step 6: Final answer
   x = 2,263.07