Finding the Fourth Proportional to 3,848.72, 5,762.34 and 2,528.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,848.72 : 5,762.34 = 2,528.42 : x
2. Step 2: Convert to fraction form
   3,848.72/5,762.34 = 2,528.42/x
3. Step 3: Cross multiply
   3,848.72x = 5,762.34 × 2,528.42
4. Step 4: Simplify right side
   3,848.72x = 14,569,586.89
5. Step 5: Solve for x
   x = 14,569,586.89/3,848.72
6. Step 6: Final answer
   x = 3,785.57