Finding the Fourth Proportional to 6,086.22, 9,139.72 and 3,636.24

Step by Step Solution

1. Step 1: Write the proportion equation
   6,086.22 : 9,139.72 = 3,636.24 : x
2. Step 2: Convert to fraction form
   6,086.22/9,139.72 = 3,636.24/x
3. Step 3: Cross multiply
   6,086.22x = 9,139.72 × 3,636.24
4. Step 4: Simplify right side
   6,086.22x = 33,234,215.45
5. Step 5: Solve for x
   x = 33,234,215.45/6,086.22
6. Step 6: Final answer
   x = 5,460.57