Finding the Fourth Proportional to 3,950.89, 5,928.69 and 2,287.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,950.89 : 5,928.69 = 2,287.15 : x
2. Step 2: Convert to fraction form
   3,950.89/5,928.69 = 2,287.15/x
3. Step 3: Cross multiply
   3,950.89x = 5,928.69 × 2,287.15
4. Step 4: Simplify right side
   3,950.89x = 13,559,803.33
5. Step 5: Solve for x
   x = 13,559,803.33/3,950.89
6. Step 6: Final answer
   x = 3,432.09