Finding the Fourth Proportional to 4,443.17, 6,139.69 and 3,805.00

Step by Step Solution

1. Step 1: Write the proportion equation
   4,443.17 : 6,139.69 = 3,805.00 : x
2. Step 2: Convert to fraction form
   4,443.17/6,139.69 = 3,805.00/x
3. Step 3: Cross multiply
   4,443.17x = 6,139.69 × 3,805.00
4. Step 4: Simplify right side
   4,443.17x = 23,361,489.75
5. Step 5: Solve for x
   x = 23,361,489.75/4,443.17
6. Step 6: Final answer
   x = 5,257.84