Finding the Fourth Proportional to 6,128.04, 8,456.82 and 3,333.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,128.04 : 8,456.82 = 3,333.72 : x
2. Step 2: Convert to fraction form
   6,128.04/8,456.82 = 3,333.72/x
3. Step 3: Cross multiply
   6,128.04x = 8,456.82 × 3,333.72
4. Step 4: Simplify right side
   6,128.04x = 28,192,669.97
5. Step 5: Solve for x
   x = 28,192,669.97/6,128.04
6. Step 6: Final answer
   x = 4,600.60