Finding the Fourth Proportional to 3,848.32, 5,746.56 and 3,825.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,848.32 : 5,746.56 = 3,825.28 : x
2. Step 2: Convert to fraction form
   3,848.32/5,746.56 = 3,825.28/x
3. Step 3: Cross multiply
   3,848.32x = 5,746.56 × 3,825.28
4. Step 4: Simplify right side
   3,848.32x = 21,982,201.04
5. Step 5: Solve for x
   x = 21,982,201.04/3,848.32
6. Step 6: Final answer
   x = 5,712.16