Finding the Fourth Proportional to 2,588.58, 3,883.52 and 739.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588.58 : 3,883.52 = 739.73 : x
2. Step 2: Convert to fraction form
   2,588.58/3,883.52 = 739.73/x
3. Step 3: Cross multiply
   2,588.58x = 3,883.52 × 739.73
4. Step 4: Simplify right side
   2,588.58x = 2,872,767.81
5. Step 5: Solve for x
   x = 2,872,767.81/2,588.58
6. Step 6: Final answer
   x = 1,109.79