Finding the Fourth Proportional to 3,931.28, 5,887.18 and 2,282.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,931.28 : 5,887.18 = 2,282.83 : x
2. Step 2: Convert to fraction form
   3,931.28/5,887.18 = 2,282.83/x
3. Step 3: Cross multiply
   3,931.28x = 5,887.18 × 2,282.83
4. Step 4: Simplify right side
   3,931.28x = 13,439,431.12
5. Step 5: Solve for x
   x = 13,439,431.12/3,931.28
6. Step 6: Final answer
   x = 3,418.59