Finding the Fourth Proportional to 6,443.18, 8,892.41 and 3,790.83

Step by Step Solution

1. Step 1: Write the proportion equation
   6,443.18 : 8,892.41 = 3,790.83 : x
2. Step 2: Convert to fraction form
   6,443.18/8,892.41 = 3,790.83/x
3. Step 3: Cross multiply
   6,443.18x = 8,892.41 × 3,790.83
4. Step 4: Simplify right side
   6,443.18x = 33,709,614.60
5. Step 5: Solve for x
   x = 33,709,614.60/6,443.18
6. Step 6: Final answer
   x = 5,231.83