Finding the Fourth Proportional to 6,443.36, 8,893.59 and 3,791.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,443.36 : 8,893.59 = 3,791.62 : x
2. Step 2: Convert to fraction form
   6,443.36/8,893.59 = 3,791.62/x
3. Step 3: Cross multiply
   6,443.36x = 8,893.59 × 3,791.62
4. Step 4: Simplify right side
   6,443.36x = 33,721,113.72
5. Step 5: Solve for x
   x = 33,721,113.72/6,443.36
6. Step 6: Final answer
   x = 5,233.47