Finding the Fourth Proportional to 3,838.72, 5,752.18 and 2,275.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,838.72 : 5,752.18 = 2,275.62 : x
2. Step 2: Convert to fraction form
   3,838.72/5,752.18 = 2,275.62/x
3. Step 3: Cross multiply
   3,838.72x = 5,752.18 × 2,275.62
4. Step 4: Simplify right side
   3,838.72x = 13,089,775.85
5. Step 5: Solve for x
   x = 13,089,775.85/3,838.72
6. Step 6: Final answer
   x = 3,409.93