Finding the Fourth Proportional to 8,735.82, 13,105.69 and 3,189.17

Step by Step Solution

1. Step 1: Write the proportion equation
   8,735.82 : 13,105.69 = 3,189.17 : x
2. Step 2: Convert to fraction form
   8,735.82/13,105.69 = 3,189.17/x
3. Step 3: Cross multiply
   8,735.82x = 13,105.69 × 3,189.17
4. Step 4: Simplify right side
   8,735.82x = 41,796,307.14
5. Step 5: Solve for x
   x = 41,796,307.14/8,735.82
6. Step 6: Final answer
   x = 4,784.47