Finding the Fourth Proportional to 4,991.82, 6,892.18 and 3,104.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,991.82 : 6,892.18 = 3,104.25 : x
2. Step 2: Convert to fraction form
   4,991.82/6,892.18 = 3,104.25/x
3. Step 3: Cross multiply
   4,991.82x = 6,892.18 × 3,104.25
4. Step 4: Simplify right side
   4,991.82x = 21,395,042.00
5. Step 5: Solve for x
   x = 21,395,042.00/4,991.82
6. Step 6: Final answer
   x = 4,286.02