Finding the Fourth Proportional to 3,928.89, 5,891.83 and 1,588.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,928.89 : 5,891.83 = 1,588.08 : x
2. Step 2: Convert to fraction form
   3,928.89/5,891.83 = 1,588.08/x
3. Step 3: Cross multiply
   3,928.89x = 5,891.83 × 1,588.08
4. Step 4: Simplify right side
   3,928.89x = 9,356,697.39
5. Step 5: Solve for x
   x = 9,356,697.39/3,928.89
6. Step 6: Final answer
   x = 2,381.51