Finding the Fourth Proportional to 3,830.74, 5,744.89 and 1,490.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,830.74 : 5,744.89 = 1,490.59 : x
2. Step 2: Convert to fraction form
   3,830.74/5,744.89 = 1,490.59/x
3. Step 3: Cross multiply
   3,830.74x = 5,744.89 × 1,490.59
4. Step 4: Simplify right side
   3,830.74x = 8,563,275.59
5. Step 5: Solve for x
   x = 8,563,275.59/3,830.74
6. Step 6: Final answer
   x = 2,235.41