Finding the Fourth Proportional to 6,841.80, 9,443.46 and 4,458.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,841.80 : 9,443.46 = 4,458.30 : x
2. Step 2: Convert to fraction form
   6,841.80/9,443.46 = 4,458.30/x
3. Step 3: Cross multiply
   6,841.80x = 9,443.46 × 4,458.30
4. Step 4: Simplify right side
   6,841.80x = 42,101,777.72
5. Step 5: Solve for x
   x = 42,101,777.72/6,841.80
6. Step 6: Final answer
   x = 6,153.61