Finding the Fourth Proportional to 6,081.53, 9,105.81 and 3,153.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,081.53 : 9,105.81 = 3,153.69 : x
2. Step 2: Convert to fraction form
   6,081.53/9,105.81 = 3,153.69/x
3. Step 3: Cross multiply
   6,081.53x = 9,105.81 × 3,153.69
4. Step 4: Simplify right side
   6,081.53x = 28,716,901.94
5. Step 5: Solve for x
   x = 28,716,901.94/6,081.53
6. Step 6: Final answer
   x = 4,721.99