Finding the Fourth Proportional to 2,377.49, 3,281.79 and 1,789.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.49 : 3,281.79 = 1,789.72 : x
2. Step 2: Convert to fraction form
   2,377.49/3,281.79 = 1,789.72/x
3. Step 3: Cross multiply
   2,377.49x = 3,281.79 × 1,789.72
4. Step 4: Simplify right side
   2,377.49x = 5,873,483.71
5. Step 5: Solve for x
   x = 5,873,483.71/2,377.49
6. Step 6: Final answer
   x = 2,470.46