Finding the Fourth Proportional to 3,913.18, 5,400.56 and 2,234.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,913.18 : 5,400.56 = 2,234.83 : x
2. Step 2: Convert to fraction form
   3,913.18/5,400.56 = 2,234.83/x
3. Step 3: Cross multiply
   3,913.18x = 5,400.56 × 2,234.83
4. Step 4: Simplify right side
   3,913.18x = 12,069,333.50
5. Step 5: Solve for x
   x = 12,069,333.50/3,913.18
6. Step 6: Final answer
   x = 3,084.28