Finding the Fourth Proportional to 3,500.88, 4,829.40 and 2,838.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,500.88 : 4,829.40 = 2,838.48 : x
2. Step 2: Convert to fraction form
   3,500.88/4,829.40 = 2,838.48/x
3. Step 3: Cross multiply
   3,500.88x = 4,829.40 × 2,838.48
4. Step 4: Simplify right side
   3,500.88x = 13,708,155.31
5. Step 5: Solve for x
   x = 13,708,155.31/3,500.88
6. Step 6: Final answer
   x = 3,915.63