Finding the Fourth Proportional to 10,233.68, 15,349.04 and 2,838.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,233.68 : 15,349.04 = 2,838.72 : x
2. Step 2: Convert to fraction form
   10,233.68/15,349.04 = 2,838.72/x
3. Step 3: Cross multiply
   10,233.68x = 15,349.04 × 2,838.72
4. Step 4: Simplify right side
   10,233.68x = 43,571,626.83
5. Step 5: Solve for x
   x = 43,571,626.83/10,233.68
6. Step 6: Final answer
   x = 4,257.67