Finding the Fourth Proportional to 4,153.52, 5,724.60 and 3,103.76

Step by Step Solution

1. Step 1: Write the proportion equation
   4,153.52 : 5,724.60 = 3,103.76 : x
2. Step 2: Convert to fraction form
   4,153.52/5,724.60 = 3,103.76/x
3. Step 3: Cross multiply
   4,153.52x = 5,724.60 × 3,103.76
4. Step 4: Simplify right side
   4,153.52x = 17,767,784.50
5. Step 5: Solve for x
   x = 17,767,784.50/4,153.52
6. Step 6: Final answer
   x = 4,277.77