Finding the Fourth Proportional to 2,589.30, 3,883.38 and 740.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,589.30 : 3,883.38 = 740.04 : x
2. Step 2: Convert to fraction form
   2,589.30/3,883.38 = 740.04/x
3. Step 3: Cross multiply
   2,589.30x = 3,883.38 × 740.04
4. Step 4: Simplify right side
   2,589.30x = 2,873,856.54
5. Step 5: Solve for x
   x = 2,873,856.54/2,589.30
6. Step 6: Final answer
   x = 1,109.90