Finding the Fourth Proportional to 2,848.84, 3,923.52 and 2,455.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,848.84 : 3,923.52 = 2,455.72 : x
2. Step 2: Convert to fraction form
   2,848.84/3,923.52 = 2,455.72/x
3. Step 3: Cross multiply
   2,848.84x = 3,923.52 × 2,455.72
4. Step 4: Simplify right side
   2,848.84x = 9,635,066.53
5. Step 5: Solve for x
   x = 9,635,066.53/2,848.84
6. Step 6: Final answer
   x = 3,382.10